25231335

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 42792960

約数和(自身を除く): 17561625

約数列:

[1, 3, 5, 15, 19, 57, 95, 223, 285, 397, 669, 1115, 1191, 1985, 3345, 4237, 5955, 7543, 12711, 21185, 22629, 37715, 63555, 88531, 113145, 265593, 442655, 1327965, 1682089, 5046267, 8410445, 25231335]

約数ペア:

[(1, 25231335), (3, 8410445), (5, 5046267), (15, 1682089), (19, 1327965), (57, 442655), (95, 265593), (223, 113145), (285, 88531), (397, 63555), (669, 37715), (1115, 22629), (1191, 21185), (1985, 12711), (3345, 7543), (4237, 5955)]