409201984

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{206251}}^1$

素因数の和:206294

約数の個数: 28

約数和(自身を含む): 838208128

約数和(自身を除く): 429006144

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 206251, 412502, 825004, 1650008, 3300016, 6393781, 6600032, 12787562, 13200064, 25575124, 51150248, 102300496, 204600992, 409201984]

約数ペア:

[(1, 409201984), (2, 204600992), (4, 102300496), (8, 51150248), (16, 25575124), (31, 13200064), (32, 12787562), (62, 6600032), (64, 6393781), (124, 3300016), (248, 1650008), (496, 825004), (992, 412502), (1984, 206251)]