70915809

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 103034880

約数和(自身を除く): 32119071

約数列:

[1, 3, 19, 47, 57, 103, 141, 257, 309, 771, 893, 1957, 2679, 4841, 4883, 5871, 12079, 14523, 14649, 26471, 36237, 79413, 91979, 229501, 275937, 502949, 688503, 1244137, 1508847, 3732411, 23638603, 70915809]

約数ペア:

[(1, 70915809), (3, 23638603), (19, 3732411), (47, 1508847), (57, 1244137), (103, 688503), (141, 502949), (257, 275937), (309, 229501), (771, 91979), (893, 79413), (1957, 36237), (2679, 26471), (4841, 14649), (4883, 14523), (5871, 12079)]