78419718

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^3\times {\mathrm{661}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 189067200

約数和(自身を除く): 110647482

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 661, 702, 1014, 1322, 1521, 1983, 2197, 3042, 3966, 4394, 4563, 5949, 6591, 8593, 9126, 11898, 13182, 17186, 17847, 19773, 25779, 35694, 39546, 51558, 59319, 77337, 111709, 118638, 154674, 223418, 232011, 335127, 464022, 670254, 1005381, 1452217, 2010762, 2904434, 3016143, 4356651, 6032286, 8713302, 13069953, 26139906, 39209859, 78419718]

約数ペア:

[(1, 78419718), (2, 39209859), (3, 26139906), (6, 13069953), (9, 8713302), (13, 6032286), (18, 4356651), (26, 3016143), (27, 2904434), (39, 2010762), (54, 1452217), (78, 1005381), (117, 670254), (169, 464022), (234, 335127), (338, 232011), (351, 223418), (507, 154674), (661, 118638), (702, 111709), (1014, 77337), (1322, 59319), (1521, 51558), (1983, 39546), (2197, 35694), (3042, 25779), (3966, 19773), (4394, 17847), (4563, 17186), (5949, 13182), (6591, 11898), (8593, 9126)]