31565142

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{523}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 78474240

約数和(自身を除く): 46909098

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 479, 523, 958, 1046, 1437, 1569, 2874, 3138, 3353, 3661, 4311, 4707, 6706, 7322, 8622, 9414, 10059, 10983, 20118, 21966, 30177, 32949, 60354, 65898, 250517, 501034, 751551, 1503102, 1753619, 2254653, 3507238, 4509306, 5260857, 10521714, 15782571, 31565142]

約数ペア:

[(1, 31565142), (2, 15782571), (3, 10521714), (6, 5260857), (7, 4509306), (9, 3507238), (14, 2254653), (18, 1753619), (21, 1503102), (42, 751551), (63, 501034), (126, 250517), (479, 65898), (523, 60354), (958, 32949), (1046, 30177), (1437, 21966), (1569, 20118), (2874, 10983), (3138, 10059), (3353, 9414), (3661, 8622), (4311, 7322), (4707, 6706)]