72489417

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 131604480

約数和(自身を除く): 59115063

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 101, 143, 231, 239, 273, 303, 429, 707, 717, 1001, 1111, 1313, 1673, 2121, 2629, 3003, 3107, 3333, 3939, 5019, 7777, 7887, 9191, 9321, 14443, 18403, 21749, 23331, 24139, 27573, 34177, 43329, 55209, 65247, 72417, 101101, 102531, 168973, 239239, 265529, 303303, 313807, 506919, 717717, 796587, 941421, 1858703, 2196649, 3451877, 5576109, 6589947, 10355631, 24163139, 72489417]

約数ペア:

[(1, 72489417), (3, 24163139), (7, 10355631), (11, 6589947), (13, 5576109), (21, 3451877), (33, 2196649), (39, 1858703), (77, 941421), (91, 796587), (101, 717717), (143, 506919), (231, 313807), (239, 303303), (273, 265529), (303, 239239), (429, 168973), (707, 102531), (717, 101101), (1001, 72417), (1111, 65247), (1313, 55209), (1673, 43329), (2121, 34177), (2629, 27573), (3003, 24139), (3107, 23331), (3333, 21749), (3939, 18403), (5019, 14443), (7777, 9321), (7887, 9191)]