71244572

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 148162560

約数和(自身を除く): 76917988

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 211, 217, 389, 422, 434, 778, 844, 868, 1477, 1556, 2723, 2954, 5446, 5908, 6541, 10892, 12059, 13082, 24118, 26164, 45787, 48236, 82079, 84413, 91574, 164158, 168826, 183148, 328316, 337652, 574553, 1149106, 2298212, 2544449, 5088898, 10177796, 17811143, 35622286, 71244572]

約数ペア:

[(1, 71244572), (2, 35622286), (4, 17811143), (7, 10177796), (14, 5088898), (28, 2544449), (31, 2298212), (62, 1149106), (124, 574553), (211, 337652), (217, 328316), (389, 183148), (422, 168826), (434, 164158), (778, 91574), (844, 84413), (868, 82079), (1477, 48236), (1556, 45787), (2723, 26164), (2954, 24118), (5446, 13082), (5908, 12059), (6541, 10892)]