78844506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 179988480

約数和(自身を除く): 101143974

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 71, 78, 138, 142, 213, 299, 426, 598, 619, 897, 923, 1238, 1633, 1794, 1846, 1857, 2769, 3266, 3714, 4899, 5538, 8047, 9798, 14237, 16094, 21229, 24141, 28474, 42458, 42711, 43949, 48282, 63687, 85422, 87898, 127374, 131847, 185081, 263694, 370162, 555243, 571337, 1010827, 1110486, 1142674, 1714011, 2021654, 3032481, 3428022, 6064962, 13140751, 26281502, 39422253, 78844506]

約数ペア:

[(1, 78844506), (2, 39422253), (3, 26281502), (6, 13140751), (13, 6064962), (23, 3428022), (26, 3032481), (39, 2021654), (46, 1714011), (69, 1142674), (71, 1110486), (78, 1010827), (138, 571337), (142, 555243), (213, 370162), (299, 263694), (426, 185081), (598, 131847), (619, 127374), (897, 87898), (923, 85422), (1238, 63687), (1633, 48282), (1794, 43949), (1846, 42711), (1857, 42458), (2769, 28474), (3266, 24141), (3714, 21229), (4899, 16094), (5538, 14237), (8047, 9798)]