6640245

素因数分解:

$3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 11946240

約数和(自身を除く): 5305995

約数列:

[1, 3, 5, 9, 15, 27, 45, 101, 135, 303, 487, 505, 909, 1461, 1515, 2435, 2727, 4383, 4545, 7305, 13149, 13635, 21915, 49187, 65745, 147561, 245935, 442683, 737805, 1328049, 2213415, 6640245]

約数ペア:

[(1, 6640245), (3, 2213415), (5, 1328049), (9, 737805), (15, 442683), (27, 245935), (45, 147561), (101, 65745), (135, 49187), (303, 21915), (487, 13635), (505, 13149), (909, 7305), (1461, 4545), (1515, 4383), (2435, 2727)]