1215691675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{587}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 1748138112

約数和(自身を除く): 532446437

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 443, 587, 935, 2215, 2935, 4675, 4873, 6457, 7531, 9979, 11075, 14675, 24365, 32285, 37655, 49895, 82841, 109769, 121825, 161425, 188275, 249475, 260041, 414205, 548845, 1300205, 2071025, 2744225, 2860451, 4420697, 6501025, 14302255, 22103485, 48627667, 71511275, 110517425, 243138335, 1215691675]

約数ペア:

[(1, 1215691675), (5, 243138335), (11, 110517425), (17, 71511275), (25, 48627667), (55, 22103485), (85, 14302255), (187, 6501025), (275, 4420697), (425, 2860451), (443, 2744225), (587, 2071025), (935, 1300205), (2215, 548845), (2935, 414205), (4675, 260041), (4873, 249475), (6457, 188275), (7531, 161425), (9979, 121825), (11075, 109769), (14675, 82841), (24365, 49895), (32285, 37655)]