1639248

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 4749696

約数和(自身を除く): 3110448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 71, 74, 78, 104, 111, 142, 148, 156, 208, 213, 222, 284, 296, 312, 426, 444, 481, 568, 592, 624, 852, 888, 923, 962, 1136, 1443, 1704, 1776, 1846, 1924, 2627, 2769, 2886, 3408, 3692, 3848, 5254, 5538, 5772, 7384, 7696, 7881, 10508, 11076, 11544, 14768, 15762, 21016, 22152, 23088, 31524, 34151, 42032, 44304, 63048, 68302, 102453, 126096, 136604, 204906, 273208, 409812, 546416, 819624, 1639248]

約数ペア:

[(1, 1639248), (2, 819624), (3, 546416), (4, 409812), (6, 273208), (8, 204906), (12, 136604), (13, 126096), (16, 102453), (24, 68302), (26, 63048), (37, 44304), (39, 42032), (48, 34151), (52, 31524), (71, 23088), (74, 22152), (78, 21016), (104, 15762), (111, 14768), (142, 11544), (148, 11076), (156, 10508), (208, 7881), (213, 7696), (222, 7384), (284, 5772), (296, 5538), (312, 5254), (426, 3848), (444, 3692), (481, 3408), (568, 2886), (592, 2769), (624, 2627), (852, 1924), (888, 1846), (923, 1776), (962, 1704), (1136, 1443)]