651347649

素因数分解:

$3^7\times {\mathrm{23}}^2\times {\mathrm{563}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 1023005760

約数和(自身を除く): 371658111

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 529, 563, 621, 729, 1587, 1689, 1863, 2187, 4761, 5067, 5589, 12949, 14283, 15201, 16767, 38847, 42849, 45603, 50301, 116541, 128547, 136809, 297827, 349623, 385641, 410427, 893481, 1048869, 1156923, 1231281, 2680443, 3146607, 8041329, 9439821, 24123987, 28319463, 72371961, 217115883, 651347649]

約数ペア:

[(1, 651347649), (3, 217115883), (9, 72371961), (23, 28319463), (27, 24123987), (69, 9439821), (81, 8041329), (207, 3146607), (243, 2680443), (529, 1231281), (563, 1156923), (621, 1048869), (729, 893481), (1587, 410427), (1689, 385641), (1863, 349623), (2187, 297827), (4761, 136809), (5067, 128547), (5589, 116541), (12949, 50301), (14283, 45603), (15201, 42849), (16767, 38847)]