290428503

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 411640320

約数和(自身を除く): 121211817

約数列:

[1, 3, 37, 59, 61, 111, 177, 183, 727, 2181, 2183, 2257, 3599, 6549, 6771, 10797, 26899, 42893, 44347, 80697, 128679, 133041, 133163, 399489, 1587041, 1640839, 2616473, 4761123, 4922517, 7849419, 96809501, 290428503]

約数ペア:

[(1, 290428503), (3, 96809501), (37, 7849419), (59, 4922517), (61, 4761123), (111, 2616473), (177, 1640839), (183, 1587041), (727, 399489), (2181, 133163), (2183, 133041), (2257, 128679), (3599, 80697), (6549, 44347), (6771, 42893), (10797, 26899)]