7864812

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 21464352

約数和(自身を除く): 13599540

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 71, 102, 142, 153, 181, 204, 213, 284, 306, 362, 426, 543, 612, 639, 724, 852, 1086, 1207, 1278, 1629, 2172, 2414, 2556, 3077, 3258, 3621, 4828, 6154, 6516, 7242, 9231, 10863, 12308, 12851, 14484, 18462, 21726, 25702, 27693, 36924, 38553, 43452, 51404, 55386, 77106, 110772, 115659, 154212, 218467, 231318, 436934, 462636, 655401, 873868, 1310802, 1966203, 2621604, 3932406, 7864812]

約数ペア:

[(1, 7864812), (2, 3932406), (3, 2621604), (4, 1966203), (6, 1310802), (9, 873868), (12, 655401), (17, 462636), (18, 436934), (34, 231318), (36, 218467), (51, 154212), (68, 115659), (71, 110772), (102, 77106), (142, 55386), (153, 51404), (181, 43452), (204, 38553), (213, 36924), (284, 27693), (306, 25702), (362, 21726), (426, 18462), (543, 14484), (612, 12851), (639, 12308), (724, 10863), (852, 9231), (1086, 7242), (1207, 6516), (1278, 6154), (1629, 4828), (2172, 3621), (2414, 3258), (2556, 3077)]