31018491

素因数分解:

$3^3\times 7^1\times {\mathrm{337}}^1\times {\mathrm{487}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 52782080

約数和(自身を除く): 21763589

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 337, 487, 1011, 1461, 2359, 3033, 3409, 4383, 7077, 9099, 10227, 13149, 21231, 30681, 63693, 92043, 164119, 492357, 1148833, 1477071, 3446499, 4431213, 10339497, 31018491]

約数ペア:

[(1, 31018491), (3, 10339497), (7, 4431213), (9, 3446499), (21, 1477071), (27, 1148833), (63, 492357), (189, 164119), (337, 92043), (487, 63693), (1011, 30681), (1461, 21231), (2359, 13149), (3033, 10227), (3409, 9099), (4383, 7077)]