71978454

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{173861}}^1$

素因数の和:173892

約数の個数: 24

約数和(自身を含む): 162734832

約数和(自身を除く): 90756378

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 173861, 347722, 521583, 1043166, 1564749, 3129498, 3998803, 7997606, 11996409, 23992818, 35989227, 71978454]

約数ペア:

[(1, 71978454), (2, 35989227), (3, 23992818), (6, 11996409), (9, 7997606), (18, 3998803), (23, 3129498), (46, 1564749), (69, 1043166), (138, 521583), (207, 347722), (414, 173861)]