25322955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 47672064

約数和(自身を除く): 22349109

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 131, 147, 245, 263, 393, 655, 735, 789, 917, 1315, 1841, 1965, 2751, 3945, 4585, 5523, 6419, 9205, 12887, 13755, 19257, 27615, 32095, 34453, 38661, 64435, 96285, 103359, 172265, 193305, 241171, 516795, 723513, 1205855, 1688197, 3617565, 5064591, 8440985, 25322955]

約数ペア:

[(1, 25322955), (3, 8440985), (5, 5064591), (7, 3617565), (15, 1688197), (21, 1205855), (35, 723513), (49, 516795), (105, 241171), (131, 193305), (147, 172265), (245, 103359), (263, 96285), (393, 64435), (655, 38661), (735, 34453), (789, 32095), (917, 27615), (1315, 19257), (1841, 13755), (1965, 12887), (2751, 9205), (3945, 6419), (4585, 5523)]