639969304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{41299}}^1$

素因数の和:41467

約数の個数: 32

約数和(自身を含む): 1300950000

約数和(自身を除く): 660980696

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1937, 3874, 7748, 15496, 41299, 82598, 165196, 330392, 536887, 1073774, 2147548, 4295096, 6153551, 12307102, 24614204, 49228408, 79996163, 159992326, 319984652, 639969304]

約数ペア:

[(1, 639969304), (2, 319984652), (4, 159992326), (8, 79996163), (13, 49228408), (26, 24614204), (52, 12307102), (104, 6153551), (149, 4295096), (298, 2147548), (596, 1073774), (1192, 536887), (1937, 330392), (3874, 165196), (7748, 82598), (15496, 41299)]