138849896

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1801}}^1$

素因数の和:2249

約数の個数: 32

約数和(自身を含む): 272462400

約数和(自身を除く): 133612504

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 419, 838, 1676, 1801, 3352, 3602, 7204, 9637, 14408, 19274, 38548, 41423, 77096, 82846, 165692, 331384, 754619, 1509238, 3018476, 6036952, 17356237, 34712474, 69424948, 138849896]

約数ペア:

[(1, 138849896), (2, 69424948), (4, 34712474), (8, 17356237), (23, 6036952), (46, 3018476), (92, 1509238), (184, 754619), (419, 331384), (838, 165692), (1676, 82846), (1801, 77096), (3352, 41423), (3602, 38548), (7204, 19274), (9637, 14408)]