2017719795

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:450

約数の個数: 128

約数和(自身を含む): 4109414400

約数和(自身を除く): 2091694605

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 97, 105, 147, 195, 245, 273, 291, 311, 343, 455, 485, 637, 679, 735, 933, 1029, 1261, 1365, 1455, 1555, 1715, 1911, 2037, 2177, 3185, 3395, 3783, 4043, 4459, 4665, 4753, 5145, 6305, 6531, 8827, 9555, 10185, 10885, 12129, 13377, 14259, 15239, 18915, 20215, 22295, 23765, 26481, 28301, 30167, 32655, 33271, 44135, 45717, 60645, 61789, 66885, 71295, 76195, 84903, 90501, 99813, 106673, 132405, 141505, 150835, 166355, 185367, 198107, 211169, 228585, 308945, 320019, 392171, 424515, 432523, 452505, 499065, 533365, 594321, 633507, 926835, 990535, 1055845, 1176513, 1297569, 1386749, 1478183, 1600095, 1960855, 2162615, 2745197, 2971605, 3167535, 4160247, 4434549, 5882565, 6487845, 6933745, 7390915, 8235591, 10347281, 13725985, 19216379, 20801235, 22172745, 31041843, 41177955, 51736405, 57649137, 96081895, 134514653, 155209215, 288245685, 403543959, 672573265, 2017719795]

約数ペア:

[(1, 2017719795), (3, 672573265), (5, 403543959), (7, 288245685), (13, 155209215), (15, 134514653), (21, 96081895), (35, 57649137), (39, 51736405), (49, 41177955), (65, 31041843), (91, 22172745), (97, 20801235), (105, 19216379), (147, 13725985), (195, 10347281), (245, 8235591), (273, 7390915), (291, 6933745), (311, 6487845), (343, 5882565), (455, 4434549), (485, 4160247), (637, 3167535), (679, 2971605), (735, 2745197), (933, 2162615), (1029, 1960855), (1261, 1600095), (1365, 1478183), (1455, 1386749), (1555, 1297569), (1715, 1176513), (1911, 1055845), (2037, 990535), (2177, 926835), (3185, 633507), (3395, 594321), (3783, 533365), (4043, 499065), (4459, 452505), (4665, 432523), (4753, 424515), (5145, 392171), (6305, 320019), (6531, 308945), (8827, 228585), (9555, 211169), (10185, 198107), (10885, 185367), (12129, 166355), (13377, 150835), (14259, 141505), (15239, 132405), (18915, 106673), (20215, 99813), (22295, 90501), (23765, 84903), (26481, 76195), (28301, 71295), (30167, 66885), (32655, 61789), (33271, 60645), (44135, 45717)]