31884237

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 58007040

約数和(自身を除く): 26122803

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 139, 231, 331, 417, 693, 973, 993, 1251, 1529, 2317, 2919, 2979, 3641, 4587, 6951, 8757, 10703, 10923, 13761, 20853, 25487, 32109, 32769, 46009, 76461, 96327, 138027, 229383, 322063, 414081, 506099, 966189, 1518297, 2898567, 3542693, 4554891, 10628079, 31884237]

約数ペア:

[(1, 31884237), (3, 10628079), (7, 4554891), (9, 3542693), (11, 2898567), (21, 1518297), (33, 966189), (63, 506099), (77, 414081), (99, 322063), (139, 229383), (231, 138027), (331, 96327), (417, 76461), (693, 46009), (973, 32769), (993, 32109), (1251, 25487), (1529, 20853), (2317, 13761), (2919, 10923), (2979, 10703), (3641, 8757), (4587, 6951)]