389460764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 863372160

約数和(自身を除く): 473911396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 139, 154, 242, 278, 308, 484, 556, 827, 847, 973, 1529, 1654, 1694, 1946, 3058, 3308, 3388, 3892, 5789, 6116, 9097, 10703, 11578, 16819, 18194, 21406, 23156, 33638, 36388, 42812, 63679, 67276, 100067, 114953, 117733, 127358, 200134, 229906, 235466, 254716, 400268, 459812, 470932, 700469, 804671, 1264483, 1400938, 1609342, 2528966, 2801876, 3218684, 5057932, 8851381, 13909313, 17702762, 27818626, 35405524, 55637252, 97365191, 194730382, 389460764]

約数ペア:

[(1, 389460764), (2, 194730382), (4, 97365191), (7, 55637252), (11, 35405524), (14, 27818626), (22, 17702762), (28, 13909313), (44, 8851381), (77, 5057932), (121, 3218684), (139, 2801876), (154, 2528966), (242, 1609342), (278, 1400938), (308, 1264483), (484, 804671), (556, 700469), (827, 470932), (847, 459812), (973, 400268), (1529, 254716), (1654, 235466), (1694, 229906), (1946, 200134), (3058, 127358), (3308, 117733), (3388, 114953), (3892, 100067), (5789, 67276), (6116, 63679), (9097, 42812), (10703, 36388), (11578, 33638), (16819, 23156), (18194, 21406)]