31885106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 21769294

約数列:

[1, 2, 11, 22, 71, 137, 142, 149, 274, 298, 781, 1507, 1562, 1639, 3014, 3278, 9727, 10579, 19454, 20413, 21158, 40826, 106997, 116369, 213994, 224543, 232738, 449086, 1449323, 2898646, 15942553, 31885106]

約数ペア:

[(1, 31885106), (2, 15942553), (11, 2898646), (22, 1449323), (71, 449086), (137, 232738), (142, 224543), (149, 213994), (274, 116369), (298, 106997), (781, 40826), (1507, 21158), (1562, 20413), (1639, 19454), (3014, 10579), (3278, 9727)]