399496776

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{6113}}^1$

素因数の和:6518

約数の個数: 64

約数和(自身を含む): 1144540800

約数和(自身を除く): 745044024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 389, 778, 1167, 1556, 2334, 2723, 3112, 4668, 5446, 6113, 8169, 9336, 10892, 12226, 16338, 18339, 21784, 24452, 32676, 36678, 42791, 48904, 65352, 73356, 85582, 128373, 146712, 171164, 256746, 342328, 513492, 1026984, 2377957, 4755914, 7133871, 9511828, 14267742, 16645699, 19023656, 28535484, 33291398, 49937097, 57070968, 66582796, 99874194, 133165592, 199748388, 399496776]

約数ペア:

[(1, 399496776), (2, 199748388), (3, 133165592), (4, 99874194), (6, 66582796), (7, 57070968), (8, 49937097), (12, 33291398), (14, 28535484), (21, 19023656), (24, 16645699), (28, 14267742), (42, 9511828), (56, 7133871), (84, 4755914), (168, 2377957), (389, 1026984), (778, 513492), (1167, 342328), (1556, 256746), (2334, 171164), (2723, 146712), (3112, 128373), (4668, 85582), (5446, 73356), (6113, 65352), (8169, 48904), (9336, 42791), (10892, 36678), (12226, 32676), (16338, 24452), (18339, 21784)]