215568903

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1487}}^1$

素因数の和:1715

約数の個数: 32

約数和(自身を含む): 329121792

約数和(自身を除く): 113552889

約数列:

[1, 3, 11, 23, 33, 69, 191, 253, 573, 759, 1487, 2101, 4393, 4461, 6303, 13179, 16357, 34201, 48323, 49071, 102603, 144969, 284017, 376211, 852051, 1128633, 3124187, 6532391, 9372561, 19597173, 71856301, 215568903]

約数ペア:

[(1, 215568903), (3, 71856301), (11, 19597173), (23, 9372561), (33, 6532391), (69, 3124187), (191, 1128633), (253, 852051), (573, 376211), (759, 284017), (1487, 144969), (2101, 102603), (4393, 49071), (4461, 48323), (6303, 34201), (13179, 16357)]