39979305

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 75479040

約数和(自身を除く): 35499735

約数列:

[1, 3, 5, 9, 15, 27, 31, 41, 45, 93, 123, 135, 155, 205, 233, 279, 369, 465, 615, 699, 837, 1107, 1165, 1271, 1395, 1845, 2097, 3495, 3813, 4185, 5535, 6291, 6355, 7223, 9553, 10485, 11439, 19065, 21669, 28659, 31455, 34317, 36115, 47765, 57195, 65007, 85977, 108345, 143295, 171585, 195021, 257931, 296143, 325035, 429885, 888429, 975105, 1289655, 1480715, 2665287, 4442145, 7995861, 13326435, 39979305]

約数ペア:

[(1, 39979305), (3, 13326435), (5, 7995861), (9, 4442145), (15, 2665287), (27, 1480715), (31, 1289655), (41, 975105), (45, 888429), (93, 429885), (123, 325035), (135, 296143), (155, 257931), (205, 195021), (233, 171585), (279, 143295), (369, 108345), (465, 85977), (615, 65007), (699, 57195), (837, 47765), (1107, 36115), (1165, 34317), (1271, 31455), (1395, 28659), (1845, 21669), (2097, 19065), (3495, 11439), (3813, 10485), (4185, 9553), (5535, 7223), (6291, 6355)]