639060432

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{251203}}^1$

素因数の和:251267

約数の個数: 40

約数和(自身を含む): 1682061984

約数和(自身を除く): 1043001552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 251203, 502406, 753609, 1004812, 1507218, 2009624, 3014436, 4019248, 6028872, 12057744, 13313759, 26627518, 39941277, 53255036, 79882554, 106510072, 159765108, 213020144, 319530216, 639060432]

約数ペア:

[(1, 639060432), (2, 319530216), (3, 213020144), (4, 159765108), (6, 106510072), (8, 79882554), (12, 53255036), (16, 39941277), (24, 26627518), (48, 13313759), (53, 12057744), (106, 6028872), (159, 4019248), (212, 3014436), (318, 2009624), (424, 1507218), (636, 1004812), (848, 753609), (1272, 502406), (2544, 251203)]