31897827

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4783}}^1$

素因数の和:4824

約数の個数: 32

約数和(自身を含む): 53580800

約数和(自身を除く): 21682973

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 4783, 6669, 14349, 43047, 62179, 90877, 129141, 186537, 272631, 559611, 817893, 1181401, 1678833, 2453679, 3544203, 10632609, 31897827]

約数ペア:

[(1, 31897827), (3, 10632609), (9, 3544203), (13, 2453679), (19, 1678833), (27, 1181401), (39, 817893), (57, 559611), (117, 272631), (171, 186537), (247, 129141), (351, 90877), (513, 62179), (741, 43047), (2223, 14349), (4783, 6669)]