289607595

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{7757}}^1$

素因数の和:7915

約数の個数: 32

約数和(自身を含む): 491546880

約数和(自身を除く): 201939285

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 1965, 2489, 7467, 7757, 12445, 23271, 37335, 38785, 116355, 147383, 442149, 736915, 1016167, 2210745, 3048501, 5080835, 15242505, 19307173, 57921519, 96535865, 289607595]

約数ペア:

[(1, 289607595), (3, 96535865), (5, 57921519), (15, 19307173), (19, 15242505), (57, 5080835), (95, 3048501), (131, 2210745), (285, 1016167), (393, 736915), (655, 442149), (1965, 147383), (2489, 116355), (7467, 38785), (7757, 37335), (12445, 23271)]