64391478

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 141419520

約数和(自身を除く): 77028042

約数列:

[1, 2, 3, 6, 17, 34, 51, 61, 79, 102, 122, 131, 158, 183, 237, 262, 366, 393, 474, 786, 1037, 1343, 2074, 2227, 2686, 3111, 4029, 4454, 4819, 6222, 6681, 7991, 8058, 9638, 10349, 13362, 14457, 15982, 20698, 23973, 28914, 31047, 47946, 62094, 81923, 135847, 163846, 175933, 245769, 271694, 351866, 407541, 491538, 527799, 631289, 815082, 1055598, 1262578, 1893867, 3787734, 10731913, 21463826, 32195739, 64391478]

約数ペア:

[(1, 64391478), (2, 32195739), (3, 21463826), (6, 10731913), (17, 3787734), (34, 1893867), (51, 1262578), (61, 1055598), (79, 815082), (102, 631289), (122, 527799), (131, 491538), (158, 407541), (183, 351866), (237, 271694), (262, 245769), (366, 175933), (393, 163846), (474, 135847), (786, 81923), (1037, 62094), (1343, 47946), (2074, 31047), (2227, 28914), (2686, 23973), (3111, 20698), (4029, 15982), (4454, 14457), (4819, 13362), (6222, 10349), (6681, 9638), (7991, 8058)]