389298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 64

約数和(自身を含む): 1032192

約数和(自身を除く): 642894

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 31, 39, 42, 46, 62, 69, 78, 91, 93, 138, 161, 182, 186, 217, 273, 299, 322, 403, 434, 483, 546, 598, 651, 713, 806, 897, 966, 1209, 1302, 1426, 1794, 2093, 2139, 2418, 2821, 4186, 4278, 4991, 5642, 6279, 8463, 9269, 9982, 12558, 14973, 16926, 18538, 27807, 29946, 55614, 64883, 129766, 194649, 389298]

約数ペア:

[(1, 389298), (2, 194649), (3, 129766), (6, 64883), (7, 55614), (13, 29946), (14, 27807), (21, 18538), (23, 16926), (26, 14973), (31, 12558), (39, 9982), (42, 9269), (46, 8463), (62, 6279), (69, 5642), (78, 4991), (91, 4278), (93, 4186), (138, 2821), (161, 2418), (182, 2139), (186, 2093), (217, 1794), (273, 1426), (299, 1302), (322, 1209), (403, 966), (434, 897), (483, 806), (546, 713), (598, 651)]