12972190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 64

約数和(自身を含む): 30855168

約数和(自身を除く): 17882978

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 991, 1190, 1309, 1870, 1982, 2618, 4955, 6545, 6937, 9910, 10901, 13090, 13874, 16847, 21802, 33694, 34685, 54505, 69370, 76307, 84235, 109010, 117929, 152614, 168470, 185317, 235858, 370634, 381535, 589645, 763070, 926585, 1179290, 1297219, 1853170, 2594438, 6486095, 12972190]

約数ペア:

[(1, 12972190), (2, 6486095), (5, 2594438), (7, 1853170), (10, 1297219), (11, 1179290), (14, 926585), (17, 763070), (22, 589645), (34, 381535), (35, 370634), (55, 235858), (70, 185317), (77, 168470), (85, 152614), (110, 117929), (119, 109010), (154, 84235), (170, 76307), (187, 69370), (238, 54505), (374, 34685), (385, 33694), (595, 21802), (770, 16847), (935, 13874), (991, 13090), (1190, 10901), (1309, 9910), (1870, 6937), (1982, 6545), (2618, 4955)]