331569756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3217}}^1$

素因数の和:3643

約数の個数: 72

約数和(自身を含む): 960508640

約数和(自身を除く): 628938884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 409, 818, 1227, 1636, 2454, 2863, 3217, 3681, 4908, 5726, 6434, 7362, 8589, 9651, 11452, 12868, 14724, 17178, 19302, 22519, 25767, 28953, 34356, 38604, 45038, 51534, 57906, 67557, 90076, 103068, 115812, 135114, 202671, 270228, 405342, 810684, 1315753, 2631506, 3947259, 5263012, 7894518, 9210271, 11841777, 15789036, 18420542, 23683554, 27630813, 36841084, 47367108, 55261626, 82892439, 110523252, 165784878, 331569756]

約数ペア:

[(1, 331569756), (2, 165784878), (3, 110523252), (4, 82892439), (6, 55261626), (7, 47367108), (9, 36841084), (12, 27630813), (14, 23683554), (18, 18420542), (21, 15789036), (28, 11841777), (36, 9210271), (42, 7894518), (63, 5263012), (84, 3947259), (126, 2631506), (252, 1315753), (409, 810684), (818, 405342), (1227, 270228), (1636, 202671), (2454, 135114), (2863, 115812), (3217, 103068), (3681, 90076), (4908, 67557), (5726, 57906), (6434, 51534), (7362, 45038), (8589, 38604), (9651, 34356), (11452, 28953), (12868, 25767), (14724, 22519), (17178, 19302)]