639107910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1014457}}^1$

素因数の和:1014477

約数の個数: 48

約数和(自身を含む): 1899065376

約数和(自身を除く): 1259957466

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1014457, 2028914, 3043371, 5072285, 6086742, 7101199, 9130113, 10144570, 14202398, 15216855, 18260226, 21303597, 30433710, 35505995, 42607194, 45650565, 63910791, 71011990, 91301130, 106517985, 127821582, 213035970, 319553955, 639107910]

約数ペア:

[(1, 639107910), (2, 319553955), (3, 213035970), (5, 127821582), (6, 106517985), (7, 91301130), (9, 71011990), (10, 63910791), (14, 45650565), (15, 42607194), (18, 35505995), (21, 30433710), (30, 21303597), (35, 18260226), (42, 15216855), (45, 14202398), (63, 10144570), (70, 9130113), (90, 7101199), (105, 6086742), (126, 5072285), (210, 3043371), (315, 2028914), (630, 1014457)]