51612435

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 105636960

約数和(自身を除く): 54024525

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 89, 105, 147, 245, 263, 267, 315, 441, 445, 623, 735, 789, 801, 1315, 1335, 1841, 1869, 2205, 2367, 3115, 3945, 4005, 4361, 5523, 5607, 9205, 9345, 11835, 12887, 13083, 16569, 21805, 23407, 27615, 28035, 38661, 39249, 64435, 65415, 70221, 82845, 115983, 117035, 163849, 193305, 196245, 210663, 351105, 491547, 579915, 819245, 1053315, 1146943, 1474641, 2457735, 3440829, 5734715, 7373205, 10322487, 17204145, 51612435]

約数ペア:

[(1, 51612435), (3, 17204145), (5, 10322487), (7, 7373205), (9, 5734715), (15, 3440829), (21, 2457735), (35, 1474641), (45, 1146943), (49, 1053315), (63, 819245), (89, 579915), (105, 491547), (147, 351105), (245, 210663), (263, 196245), (267, 193305), (315, 163849), (441, 117035), (445, 115983), (623, 82845), (735, 70221), (789, 65415), (801, 64435), (1315, 39249), (1335, 38661), (1841, 28035), (1869, 27615), (2205, 23407), (2367, 21805), (3115, 16569), (3945, 13083), (4005, 12887), (4361, 11835), (5523, 9345), (5607, 9205)]