230726769

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 395673600

約数和(自身を除く): 164946831

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 137, 199, 217, 273, 403, 411, 597, 651, 959, 1209, 1393, 1781, 2587, 2821, 2877, 4179, 4247, 5343, 6169, 7761, 8463, 12467, 12741, 18109, 18507, 27263, 29729, 37401, 43183, 54327, 55211, 80197, 81789, 89187, 129549, 165633, 190841, 240591, 354419, 386477, 561379, 572523, 845153, 1063257, 1159431, 1684137, 2480933, 2535459, 5916071, 7442799, 10986989, 17748213, 32960967, 76908923, 230726769]

約数ペア:

[(1, 230726769), (3, 76908923), (7, 32960967), (13, 17748213), (21, 10986989), (31, 7442799), (39, 5916071), (91, 2535459), (93, 2480933), (137, 1684137), (199, 1159431), (217, 1063257), (273, 845153), (403, 572523), (411, 561379), (597, 386477), (651, 354419), (959, 240591), (1209, 190841), (1393, 165633), (1781, 129549), (2587, 89187), (2821, 81789), (2877, 80197), (4179, 55211), (4247, 54327), (5343, 43183), (6169, 37401), (7761, 29729), (8463, 27263), (12467, 18507), (12741, 18109)]