40904955

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1427}}^1$

素因数の和:1465

約数の個数: 72

約数和(自身を含む): 88884432

約数和(自身を除く): 47979477

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1427, 1911, 2205, 3185, 4095, 4281, 5733, 7135, 9555, 9989, 12843, 18551, 21405, 28665, 29967, 49945, 55653, 64215, 69923, 89901, 92755, 129857, 149835, 166959, 209769, 278265, 349615, 389571, 449505, 629307, 649285, 834795, 908999, 1048845, 1168713, 1947855, 2726997, 3146535, 4544995, 5843565, 8180991, 13634985, 40904955]

約数ペア:

[(1, 40904955), (3, 13634985), (5, 8180991), (7, 5843565), (9, 4544995), (13, 3146535), (15, 2726997), (21, 1947855), (35, 1168713), (39, 1048845), (45, 908999), (49, 834795), (63, 649285), (65, 629307), (91, 449505), (105, 389571), (117, 349615), (147, 278265), (195, 209769), (245, 166959), (273, 149835), (315, 129857), (441, 92755), (455, 89901), (585, 69923), (637, 64215), (735, 55653), (819, 49945), (1365, 29967), (1427, 28665), (1911, 21405), (2205, 18551), (3185, 12843), (4095, 9989), (4281, 9555), (5733, 7135)]