1277536

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 2815344

約数和(自身を除く): 1537808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 83, 104, 148, 166, 208, 296, 332, 416, 481, 592, 664, 962, 1079, 1184, 1328, 1924, 2158, 2656, 3071, 3848, 4316, 6142, 7696, 8632, 12284, 15392, 17264, 24568, 34528, 39923, 49136, 79846, 98272, 159692, 319384, 638768, 1277536]

約数ペア:

[(1, 1277536), (2, 638768), (4, 319384), (8, 159692), (13, 98272), (16, 79846), (26, 49136), (32, 39923), (37, 34528), (52, 24568), (74, 17264), (83, 15392), (104, 12284), (148, 8632), (166, 7696), (208, 6142), (296, 4316), (332, 3848), (416, 3071), (481, 2656), (592, 2158), (664, 1924), (962, 1328), (1079, 1184)]