31001481

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2689}}^1$

素因数の和:2766

約数の個数: 32

約数和(自身を含む): 53369600

約数和(自身を除く): 22368119

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 2689, 3843, 8067, 11529, 18823, 24201, 56469, 72603, 164029, 169407, 492087, 508221, 1148203, 1476261, 3444609, 4428783, 10333827, 31001481]

約数ペア:

[(1, 31001481), (3, 10333827), (7, 4428783), (9, 3444609), (21, 1476261), (27, 1148203), (61, 508221), (63, 492087), (183, 169407), (189, 164029), (427, 72603), (549, 56469), (1281, 24201), (1647, 18823), (2689, 11529), (3843, 8067)]