27215349

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 43163904

約数和(自身を除く): 15948555

約数列:

[1, 3, 7, 21, 41, 73, 123, 219, 287, 433, 511, 861, 1299, 1533, 2993, 3031, 8979, 9093, 17753, 20951, 31609, 53259, 62853, 94827, 124271, 221263, 372813, 663789, 1295969, 3887907, 9071783, 27215349]

約数ペア:

[(1, 27215349), (3, 9071783), (7, 3887907), (21, 1295969), (41, 663789), (73, 372813), (123, 221263), (219, 124271), (287, 94827), (433, 62853), (511, 53259), (861, 31609), (1299, 20951), (1533, 17753), (2993, 9093), (3031, 8979)]