221640894722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{431213}}^1$

素因数の和:431654

約数の個数: 32

約数和(自身を含む): 365769513648

約数和(自身を除く): 144128618926

約数列:

[1, 2, 13, 26, 53, 106, 373, 689, 746, 1378, 4849, 9698, 19769, 39538, 256997, 431213, 513994, 862426, 5605769, 11211538, 22854289, 45708578, 160842449, 297105757, 321684898, 594211514, 2090951837, 4181903674, 8524649797, 17049299594, 110820447361, 221640894722]

約数ペア:

[(1, 221640894722), (2, 110820447361), (13, 17049299594), (26, 8524649797), (53, 4181903674), (106, 2090951837), (373, 594211514), (689, 321684898), (746, 297105757), (1378, 160842449), (4849, 45708578), (9698, 22854289), (19769, 11211538), (39538, 5605769), (256997, 862426), (431213, 513994)]