15030981

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1187}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 25850880

約数和(自身を除く): 10819899

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1187, 1407, 1809, 3561, 4221, 8309, 10683, 12663, 24927, 32049, 74781, 79529, 224343, 238587, 556703, 715761, 1670109, 2147283, 5010327, 15030981]

約数ペア:

[(1, 15030981), (3, 5010327), (7, 2147283), (9, 1670109), (21, 715761), (27, 556703), (63, 238587), (67, 224343), (189, 79529), (201, 74781), (469, 32049), (603, 24927), (1187, 12663), (1407, 10683), (1809, 8309), (3561, 4221)]