30578961

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 49443840

約数和(自身を除く): 18864879

約数列:

[1, 3, 7, 19, 21, 57, 133, 173, 399, 443, 519, 1211, 1329, 3101, 3287, 3633, 8417, 9303, 9861, 23009, 25251, 58919, 69027, 76639, 176757, 229917, 536473, 1456141, 1609419, 4368423, 10192987, 30578961]

約数ペア:

[(1, 30578961), (3, 10192987), (7, 4368423), (19, 1609419), (21, 1456141), (57, 536473), (133, 229917), (173, 176757), (399, 76639), (443, 69027), (519, 58919), (1211, 25251), (1329, 23009), (3101, 9861), (3287, 9303), (3633, 8417)]