12889910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 27480384

約数和(自身を除く): 14590474

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 61, 85, 110, 113, 122, 170, 187, 226, 305, 374, 565, 610, 671, 935, 1037, 1130, 1243, 1342, 1870, 1921, 2074, 2486, 3355, 3842, 5185, 6215, 6710, 6893, 9605, 10370, 11407, 12430, 13786, 19210, 21131, 22814, 34465, 42262, 57035, 68930, 75823, 105655, 114070, 117181, 151646, 211310, 234362, 379115, 585905, 758230, 1171810, 1288991, 2577982, 6444955, 12889910]

約数ペア:

[(1, 12889910), (2, 6444955), (5, 2577982), (10, 1288991), (11, 1171810), (17, 758230), (22, 585905), (34, 379115), (55, 234362), (61, 211310), (85, 151646), (110, 117181), (113, 114070), (122, 105655), (170, 75823), (187, 68930), (226, 57035), (305, 42262), (374, 34465), (565, 22814), (610, 21131), (671, 19210), (935, 13786), (1037, 12430), (1130, 11407), (1243, 10370), (1342, 9605), (1870, 6893), (1921, 6710), (2074, 6215), (2486, 5185), (3355, 3842)]