81278134

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 143824896

約数和(自身を除く): 62546762

約数列:

[1, 2, 7, 14, 47, 94, 101, 202, 329, 658, 707, 1223, 1414, 2446, 4747, 8561, 9494, 17122, 33229, 57481, 66458, 114962, 123523, 247046, 402367, 804734, 864661, 1729322, 5805581, 11611162, 40639067, 81278134]

約数ペア:

[(1, 81278134), (2, 40639067), (7, 11611162), (14, 5805581), (47, 1729322), (94, 864661), (101, 804734), (202, 402367), (329, 247046), (658, 123523), (707, 114962), (1223, 66458), (1414, 57481), (2446, 33229), (4747, 17122), (8561, 9494)]