78641451

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 136235008

約数和(自身を除く): 57593557

約数列:

[1, 3, 7, 9, 21, 31, 63, 67, 93, 201, 217, 279, 469, 601, 603, 651, 1407, 1803, 1953, 2077, 4207, 4221, 5409, 6231, 12621, 14539, 18631, 18693, 37863, 40267, 43617, 55893, 120801, 130417, 130851, 167679, 281869, 362403, 391251, 845607, 1173753, 1248277, 2536821, 3744831, 8737939, 11234493, 26213817, 78641451]

約数ペア:

[(1, 78641451), (3, 26213817), (7, 11234493), (9, 8737939), (21, 3744831), (31, 2536821), (63, 1248277), (67, 1173753), (93, 845607), (201, 391251), (217, 362403), (279, 281869), (469, 167679), (601, 130851), (603, 130417), (651, 120801), (1407, 55893), (1803, 43617), (1953, 40267), (2077, 37863), (4207, 18693), (4221, 18631), (5409, 14539), (6231, 12621)]