210930705

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 374834304

約数和(自身を除く): 163903599

約数列:

[1, 3, 5, 9, 15, 45, 71, 107, 213, 321, 355, 535, 617, 639, 963, 1065, 1605, 1851, 3085, 3195, 4815, 5553, 7597, 9255, 22791, 27765, 37985, 43807, 66019, 68373, 113955, 131421, 198057, 219035, 330095, 341865, 394263, 594171, 657105, 990285, 1971315, 2970855, 4687349, 14062047, 23436745, 42186141, 70310235, 210930705]

約数ペア:

[(1, 210930705), (3, 70310235), (5, 42186141), (9, 23436745), (15, 14062047), (45, 4687349), (71, 2970855), (107, 1971315), (213, 990285), (321, 657105), (355, 594171), (535, 394263), (617, 341865), (639, 330095), (963, 219035), (1065, 198057), (1605, 131421), (1851, 113955), (3085, 68373), (3195, 66019), (4815, 43807), (5553, 37985), (7597, 27765), (9255, 22791)]