663664566

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{347}}^1\times {\mathrm{883}}^1$

素因数の和:1273

約数の個数: 48

約数和(自身を含む): 1406493504

約数和(自身を除く): 742828938

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 347, 361, 694, 722, 883, 1041, 1083, 1766, 2082, 2166, 2649, 5298, 6593, 13186, 16777, 19779, 33554, 39558, 50331, 100662, 125267, 250534, 306401, 318763, 375801, 612802, 637526, 751602, 919203, 956289, 1838406, 1912578, 5821619, 11643238, 17464857, 34929714, 110610761, 221221522, 331832283, 663664566]

約数ペア:

[(1, 663664566), (2, 331832283), (3, 221221522), (6, 110610761), (19, 34929714), (38, 17464857), (57, 11643238), (114, 5821619), (347, 1912578), (361, 1838406), (694, 956289), (722, 919203), (883, 751602), (1041, 637526), (1083, 612802), (1766, 375801), (2082, 318763), (2166, 306401), (2649, 250534), (5298, 125267), (6593, 100662), (13186, 50331), (16777, 39558), (19779, 33554)]