155821638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 366520320

約数和(自身を除く): 210698682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 193, 282, 329, 386, 409, 579, 658, 818, 987, 1158, 1227, 1351, 1974, 2454, 2702, 2863, 4053, 5726, 8106, 8589, 9071, 17178, 18142, 19223, 27213, 38446, 54426, 57669, 63497, 78937, 115338, 126994, 134561, 157874, 190491, 236811, 269122, 380982, 403683, 473622, 552559, 807366, 1105118, 1657677, 3315354, 3710039, 7420078, 11130117, 22260234, 25970273, 51940546, 77910819, 155821638]

約数ペア:

[(1, 155821638), (2, 77910819), (3, 51940546), (6, 25970273), (7, 22260234), (14, 11130117), (21, 7420078), (42, 3710039), (47, 3315354), (94, 1657677), (141, 1105118), (193, 807366), (282, 552559), (329, 473622), (386, 403683), (409, 380982), (579, 269122), (658, 236811), (818, 190491), (987, 157874), (1158, 134561), (1227, 126994), (1351, 115338), (1974, 78937), (2454, 63497), (2702, 57669), (2863, 54426), (4053, 38446), (5726, 27213), (8106, 19223), (8589, 18142), (9071, 17178)]