1901474498

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{19819}}^1$

素因数の和:19935

約数の個数: 48

約数和(自身を含む): 3660357600

約数和(自身を除く): 1758883102

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 89, 98, 154, 178, 539, 623, 979, 1078, 1246, 1958, 4361, 6853, 8722, 13706, 19819, 39638, 47971, 95942, 138733, 218009, 277466, 436018, 971131, 1526063, 1763891, 1942262, 3052126, 3527782, 10682441, 12347237, 19402801, 21364882, 24694474, 38805602, 86430659, 135819607, 172861318, 271639214, 950737249, 1901474498]

約数ペア:

[(1, 1901474498), (2, 950737249), (7, 271639214), (11, 172861318), (14, 135819607), (22, 86430659), (49, 38805602), (77, 24694474), (89, 21364882), (98, 19402801), (154, 12347237), (178, 10682441), (539, 3527782), (623, 3052126), (979, 1942262), (1078, 1763891), (1246, 1526063), (1958, 971131), (4361, 436018), (6853, 277466), (8722, 218009), (13706, 138733), (19819, 95942), (39638, 47971)]