256435416

素因数分解:

$2^3\times 3^3\times {\mathrm{1187201}}^1$

素因数の和:1187216

約数の個数: 32

約数和(自身を含む): 712321200

約数和(自身を除く): 455885784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1187201, 2374402, 3561603, 4748804, 7123206, 9497608, 10684809, 14246412, 21369618, 28492824, 32054427, 42739236, 64108854, 85478472, 128217708, 256435416]

約数ペア:

[(1, 256435416), (2, 128217708), (3, 85478472), (4, 64108854), (6, 42739236), (8, 32054427), (9, 28492824), (12, 21369618), (18, 14246412), (24, 10684809), (27, 9497608), (36, 7123206), (54, 4748804), (72, 3561603), (108, 2374402), (216, 1187201)]