149383556

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 325775520

約数和(自身を除く): 176391964

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 107, 119, 196, 214, 238, 419, 428, 476, 749, 833, 838, 1498, 1666, 1676, 1819, 2933, 2996, 3332, 3638, 5243, 5866, 7123, 7276, 10486, 11732, 12733, 14246, 20531, 20972, 25466, 28492, 41062, 44833, 49861, 50932, 82124, 89131, 89666, 99722, 178262, 179332, 199444, 313831, 349027, 356524, 627662, 698054, 762161, 1255324, 1396108, 1524322, 2196817, 3048644, 4393634, 5335127, 8787268, 10670254, 21340508, 37345889, 74691778, 149383556]

約数ペア:

[(1, 149383556), (2, 74691778), (4, 37345889), (7, 21340508), (14, 10670254), (17, 8787268), (28, 5335127), (34, 4393634), (49, 3048644), (68, 2196817), (98, 1524322), (107, 1396108), (119, 1255324), (196, 762161), (214, 698054), (238, 627662), (419, 356524), (428, 349027), (476, 313831), (749, 199444), (833, 179332), (838, 178262), (1498, 99722), (1666, 89666), (1676, 89131), (1819, 82124), (2933, 50932), (2996, 49861), (3332, 44833), (3638, 41062), (5243, 28492), (5866, 25466), (7123, 20972), (7276, 20531), (10486, 14246), (11732, 12733)]