142697216

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{17981}}^1$

素因数の和:18028

約数の個数: 36

約数和(自身を含む): 294041664

約数和(自身を除く): 151344448

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 17981, 35962, 71924, 143848, 287696, 557411, 575392, 1114822, 1150784, 2229644, 2301568, 4459288, 4603136, 8918576, 17837152, 35674304, 71348608, 142697216]

約数ペア:

[(1, 142697216), (2, 71348608), (4, 35674304), (8, 17837152), (16, 8918576), (31, 4603136), (32, 4459288), (62, 2301568), (64, 2229644), (124, 1150784), (128, 1114822), (248, 575392), (256, 557411), (496, 287696), (992, 143848), (1984, 71924), (3968, 35962), (7936, 17981)]