28489744

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 57853440

約数和(自身を除く): 29363696

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 142, 248, 284, 496, 568, 809, 1136, 1618, 2201, 3236, 4402, 6472, 8804, 12944, 17608, 25079, 35216, 50158, 57439, 100316, 114878, 200632, 229756, 401264, 459512, 919024, 1780609, 3561218, 7122436, 14244872, 28489744]

約数ペア:

[(1, 28489744), (2, 14244872), (4, 7122436), (8, 3561218), (16, 1780609), (31, 919024), (62, 459512), (71, 401264), (124, 229756), (142, 200632), (248, 114878), (284, 100316), (496, 57439), (568, 50158), (809, 35216), (1136, 25079), (1618, 17608), (2201, 12944), (3236, 8804), (4402, 6472)]