3551990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 6985440

約数和(自身を除く): 3433450

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 307, 445, 614, 890, 1157, 1535, 2314, 3070, 3991, 5785, 7982, 11570, 19955, 27323, 39910, 54646, 136615, 273230, 355199, 710398, 1775995, 3551990]

約数ペア:

[(1, 3551990), (2, 1775995), (5, 710398), (10, 355199), (13, 273230), (26, 136615), (65, 54646), (89, 39910), (130, 27323), (178, 19955), (307, 11570), (445, 7982), (614, 5785), (890, 3991), (1157, 3070), (1535, 2314)]