311286633

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2357}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 501027840

約数和(自身を除く): 189741207

約数列:

[1, 3, 7, 19, 21, 57, 133, 331, 399, 993, 2317, 2357, 6289, 6951, 7071, 16499, 18867, 44023, 44783, 49497, 132069, 134349, 313481, 780167, 940443, 2340501, 5461169, 14823173, 16383507, 44469519, 103762211, 311286633]

約数ペア:

[(1, 311286633), (3, 103762211), (7, 44469519), (19, 16383507), (21, 14823173), (57, 5461169), (133, 2340501), (331, 940443), (399, 780167), (993, 313481), (2317, 134349), (2357, 132069), (6289, 49497), (6951, 44783), (7071, 44023), (16499, 18867)]