728616954

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{881}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 1642975488

約数和(自身を除く): 914358534

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 461, 598, 881, 897, 922, 1383, 1762, 1794, 2643, 2766, 5286, 5993, 10603, 11453, 11986, 17979, 20263, 21206, 22906, 31809, 34359, 35958, 40526, 60789, 63618, 68718, 121578, 137839, 263419, 275678, 406141, 413517, 526838, 790257, 812282, 827034, 1218423, 1580514, 2436846, 5279833, 9341243, 10559666, 15839499, 18682486, 28023729, 31678998, 56047458, 121436159, 242872318, 364308477, 728616954]

約数ペア:

[(1, 728616954), (2, 364308477), (3, 242872318), (6, 121436159), (13, 56047458), (23, 31678998), (26, 28023729), (39, 18682486), (46, 15839499), (69, 10559666), (78, 9341243), (138, 5279833), (299, 2436846), (461, 1580514), (598, 1218423), (881, 827034), (897, 812282), (922, 790257), (1383, 526838), (1762, 413517), (1794, 406141), (2643, 275678), (2766, 263419), (5286, 137839), (5993, 121578), (10603, 68718), (11453, 63618), (11986, 60789), (17979, 40526), (20263, 35958), (21206, 34359), (22906, 31809)]