307897772

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{811}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 680374800

約数和(自身を除く): 372477028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 149, 182, 196, 298, 364, 596, 637, 811, 1043, 1274, 1622, 1937, 2086, 2548, 3244, 3874, 4172, 5677, 7301, 7748, 10543, 11354, 13559, 14602, 21086, 22708, 27118, 29204, 39739, 42172, 54236, 73801, 79478, 94913, 120839, 147602, 158956, 189826, 241678, 295204, 379652, 483356, 516607, 845873, 1033214, 1570907, 1691746, 2066428, 3141814, 3383492, 5921111, 6283628, 10996349, 11842222, 21992698, 23684444, 43985396, 76974443, 153948886, 307897772]

約数ペア:

[(1, 307897772), (2, 153948886), (4, 76974443), (7, 43985396), (13, 23684444), (14, 21992698), (26, 11842222), (28, 10996349), (49, 6283628), (52, 5921111), (91, 3383492), (98, 3141814), (149, 2066428), (182, 1691746), (196, 1570907), (298, 1033214), (364, 845873), (596, 516607), (637, 483356), (811, 379652), (1043, 295204), (1274, 241678), (1622, 189826), (1937, 158956), (2086, 147602), (2548, 120839), (3244, 94913), (3874, 79478), (4172, 73801), (5677, 54236), (7301, 42172), (7748, 39739), (10543, 29204), (11354, 27118), (13559, 22708), (14602, 21086)]