78320619

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 129336480

約数和(自身を除く): 51015861

約数列:

[1, 3, 9, 13, 29, 39, 41, 87, 117, 123, 261, 369, 377, 533, 563, 1131, 1189, 1599, 1689, 3393, 3567, 4797, 5067, 7319, 10701, 15457, 16327, 21957, 23083, 46371, 48981, 65871, 69249, 139113, 146943, 207747, 212251, 300079, 636753, 669407, 900237, 1910259, 2008221, 2700711, 6024663, 8702291, 26106873, 78320619]

約数ペア:

[(1, 78320619), (3, 26106873), (9, 8702291), (13, 6024663), (29, 2700711), (39, 2008221), (41, 1910259), (87, 900237), (117, 669407), (123, 636753), (261, 300079), (369, 212251), (377, 207747), (533, 146943), (563, 139113), (1131, 69249), (1189, 65871), (1599, 48981), (1689, 46371), (3393, 23083), (3567, 21957), (4797, 16327), (5067, 15457), (7319, 10701)]