216913872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{645577}}^1$

素因数の和:645595

約数の個数: 40

約数和(自身を含む): 640413376

約数和(自身を除く): 423499504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 645577, 1291154, 1936731, 2582308, 3873462, 4519039, 5164616, 7746924, 9038078, 10329232, 13557117, 15493848, 18076156, 27114234, 30987696, 36152312, 54228468, 72304624, 108456936, 216913872]

約数ペア:

[(1, 216913872), (2, 108456936), (3, 72304624), (4, 54228468), (6, 36152312), (7, 30987696), (8, 27114234), (12, 18076156), (14, 15493848), (16, 13557117), (21, 10329232), (24, 9038078), (28, 7746924), (42, 5164616), (48, 4519039), (56, 3873462), (84, 2582308), (112, 1936731), (168, 1291154), (336, 645577)]