399061992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{1823}}^1$

素因数の和:3142

約数の個数: 64

約数和(自身を含む): 1141678080

約数和(自身を除く): 742616088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1303, 1823, 2606, 3646, 3909, 5212, 5469, 7292, 7818, 9121, 10424, 10938, 12761, 14584, 15636, 18242, 21876, 25522, 27363, 31272, 36484, 38283, 43752, 51044, 54726, 72968, 76566, 102088, 109452, 153132, 218904, 306264, 2375369, 4750738, 7126107, 9501476, 14252214, 16627583, 19002952, 28504428, 33255166, 49882749, 57008856, 66510332, 99765498, 133020664, 199530996, 399061992]

約数ペア:

[(1, 399061992), (2, 199530996), (3, 133020664), (4, 99765498), (6, 66510332), (7, 57008856), (8, 49882749), (12, 33255166), (14, 28504428), (21, 19002952), (24, 16627583), (28, 14252214), (42, 9501476), (56, 7126107), (84, 4750738), (168, 2375369), (1303, 306264), (1823, 218904), (2606, 153132), (3646, 109452), (3909, 102088), (5212, 76566), (5469, 72968), (7292, 54726), (7818, 51044), (9121, 43752), (10424, 38283), (10938, 36484), (12761, 31272), (14584, 27363), (15636, 25522), (18242, 21876)]