191690316

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{280249}}^1$

素因数の和:280278

約数の個数: 36

約数和(自身を含む): 510055000

約数和(自身を除く): 318364684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 280249, 560498, 840747, 1120996, 1681494, 2522241, 3362988, 5044482, 5324731, 10088964, 10649462, 15974193, 21298924, 31948386, 47922579, 63896772, 95845158, 191690316]

約数ペア:

[(1, 191690316), (2, 95845158), (3, 63896772), (4, 47922579), (6, 31948386), (9, 21298924), (12, 15974193), (18, 10649462), (19, 10088964), (36, 5324731), (38, 5044482), (57, 3362988), (76, 2522241), (114, 1681494), (171, 1120996), (228, 840747), (342, 560498), (684, 280249)]