487260985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 639244800

約数和(自身を除く): 151983815

約数列:

[1, 5, 19, 47, 61, 95, 235, 305, 893, 1159, 1789, 2867, 4465, 5795, 8945, 14335, 33991, 54473, 84083, 109129, 169955, 272365, 420415, 545645, 1597577, 2073451, 5129063, 7987885, 10367255, 25645315, 97452197, 487260985]

約数ペア:

[(1, 487260985), (5, 97452197), (19, 25645315), (47, 10367255), (61, 7987885), (95, 5129063), (235, 2073451), (305, 1597577), (893, 545645), (1159, 420415), (1789, 272365), (2867, 169955), (4465, 109129), (5795, 84083), (8945, 54473), (14335, 33991)]