79814763

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 140025600

約数和(自身を除く): 60210837

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 131, 133, 171, 393, 399, 509, 917, 1179, 1197, 1527, 2489, 2751, 3563, 4581, 7467, 8253, 9671, 10689, 17423, 22401, 29013, 32067, 52269, 66679, 67697, 87039, 156807, 200037, 203091, 466753, 600111, 609273, 1266901, 1400259, 3800703, 4200777, 8868307, 11402109, 26604921, 79814763]

約数ペア:

[(1, 79814763), (3, 26604921), (7, 11402109), (9, 8868307), (19, 4200777), (21, 3800703), (57, 1400259), (63, 1266901), (131, 609273), (133, 600111), (171, 466753), (393, 203091), (399, 200037), (509, 156807), (917, 87039), (1179, 67697), (1197, 66679), (1527, 52269), (2489, 32067), (2751, 29013), (3563, 22401), (4581, 17423), (7467, 10689), (8253, 9671)]