66991744

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{16883}}^1$

素因数の和:16928

約数の個数: 32

約数和(自身を含む): 137773440

約数和(自身を除く): 70781696

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 16883, 33766, 67532, 135064, 270128, 523373, 540256, 1046746, 1080512, 2093492, 2161024, 4186984, 8373968, 16747936, 33495872, 66991744]

約数ペア:

[(1, 66991744), (2, 33495872), (4, 16747936), (8, 8373968), (16, 4186984), (31, 2161024), (32, 2093492), (62, 1080512), (64, 1046746), (124, 540256), (128, 523373), (248, 270128), (496, 135064), (992, 67532), (1984, 33766), (3968, 16883)]