78650271

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 144781824

約数和(自身を除く): 66131553

約数列:

[1, 3, 7, 9, 21, 23, 27, 37, 63, 69, 81, 111, 161, 163, 189, 207, 259, 333, 483, 489, 567, 621, 777, 851, 999, 1141, 1449, 1467, 1863, 2331, 2553, 2997, 3423, 3749, 4347, 4401, 5957, 6031, 6993, 7659, 10269, 11247, 13041, 13203, 17871, 18093, 20979, 22977, 26243, 30807, 33741, 42217, 53613, 54279, 68931, 78729, 92421, 101223, 126651, 138713, 160839, 162837, 236187, 303669, 379953, 416139, 482517, 488511, 708561, 970991, 1139859, 1248417, 2125683, 2912973, 3419577, 3745251, 8738919, 11235753, 26216757, 78650271]

約数ペア:

[(1, 78650271), (3, 26216757), (7, 11235753), (9, 8738919), (21, 3745251), (23, 3419577), (27, 2912973), (37, 2125683), (63, 1248417), (69, 1139859), (81, 970991), (111, 708561), (161, 488511), (163, 482517), (189, 416139), (207, 379953), (259, 303669), (333, 236187), (483, 162837), (489, 160839), (567, 138713), (621, 126651), (777, 101223), (851, 92421), (999, 78729), (1141, 68931), (1449, 54279), (1467, 53613), (1863, 42217), (2331, 33741), (2553, 30807), (2997, 26243), (3423, 22977), (3749, 20979), (4347, 18093), (4401, 17871), (5957, 13203), (6031, 13041), (6993, 11247), (7659, 10269)]