30678978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2203}}^1$

素因数の和:2430

約数の個数: 32

約数和(自身を含む): 67283712

約数和(自身を除く): 36604734

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 211, 422, 633, 1266, 2203, 2321, 4406, 4642, 6609, 6963, 13218, 13926, 24233, 48466, 72699, 145398, 464833, 929666, 1394499, 2788998, 5113163, 10226326, 15339489, 30678978]

約数ペア:

[(1, 30678978), (2, 15339489), (3, 10226326), (6, 5113163), (11, 2788998), (22, 1394499), (33, 929666), (66, 464833), (211, 145398), (422, 72699), (633, 48466), (1266, 24233), (2203, 13926), (2321, 13218), (4406, 6963), (4642, 6609)]