78170974

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 144460800

約数和(自身を除く): 66289826

約数列:

[1, 2, 7, 14, 23, 46, 49, 79, 98, 158, 161, 322, 439, 553, 878, 1106, 1127, 1817, 2254, 3073, 3634, 3871, 6146, 7742, 10097, 12719, 20194, 21511, 25438, 34681, 43022, 69362, 70679, 89033, 141358, 178066, 242767, 485534, 494753, 797663, 989506, 1595326, 1699369, 3398738, 5583641, 11167282, 39085487, 78170974]

約数ペア:

[(1, 78170974), (2, 39085487), (7, 11167282), (14, 5583641), (23, 3398738), (46, 1699369), (49, 1595326), (79, 989506), (98, 797663), (158, 494753), (161, 485534), (322, 242767), (439, 178066), (553, 141358), (878, 89033), (1106, 70679), (1127, 69362), (1817, 43022), (2254, 34681), (3073, 25438), (3634, 21511), (3871, 20194), (6146, 12719), (7742, 10097)]