71248904

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{30817}}^1$

素因数の和:30857

約数の個数: 24

約数和(自身を含む): 141916890

約数和(自身を除く): 70667986

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 30817, 61634, 123268, 246536, 523889, 1047778, 2095556, 4191112, 8906113, 17812226, 35624452, 71248904]

約数ペア:

[(1, 71248904), (2, 35624452), (4, 17812226), (8, 8906113), (17, 4191112), (34, 2095556), (68, 1047778), (136, 523889), (289, 246536), (578, 123268), (1156, 61634), (2312, 30817)]