399547542

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1309

約数の個数: 64

約数和(自身を含む): 874218240

約数和(自身を除く): 474670698

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 73, 82, 114, 123, 146, 219, 246, 438, 779, 1171, 1387, 1558, 2337, 2342, 2774, 2993, 3513, 4161, 4674, 5986, 7026, 8322, 8979, 17958, 22249, 44498, 48011, 56867, 66747, 85483, 96022, 113734, 133494, 144033, 170601, 170966, 256449, 288066, 341202, 512898, 912209, 1624177, 1824418, 2736627, 3248354, 3504803, 4872531, 5473254, 7009606, 9745062, 10514409, 21028818, 66591257, 133182514, 199773771, 399547542]

約数ペア:

[(1, 399547542), (2, 199773771), (3, 133182514), (6, 66591257), (19, 21028818), (38, 10514409), (41, 9745062), (57, 7009606), (73, 5473254), (82, 4872531), (114, 3504803), (123, 3248354), (146, 2736627), (219, 1824418), (246, 1624177), (438, 912209), (779, 512898), (1171, 341202), (1387, 288066), (1558, 256449), (2337, 170966), (2342, 170601), (2774, 144033), (2993, 133494), (3513, 113734), (4161, 96022), (4674, 85483), (5986, 66747), (7026, 56867), (8322, 48011), (8979, 44498), (17958, 22249)]