654080308

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{1307}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 1335164544

約数和(自身を除く): 681084236

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 293, 427, 586, 854, 1172, 1307, 1708, 2051, 2614, 4102, 5228, 8204, 9149, 17873, 18298, 35746, 36596, 71492, 79727, 125111, 159454, 250222, 318908, 382951, 500444, 558089, 765902, 1116178, 1531804, 2232356, 2680657, 5361314, 10722628, 23360011, 46720022, 93440044, 163520077, 327040154, 654080308]

約数ペア:

[(1, 654080308), (2, 327040154), (4, 163520077), (7, 93440044), (14, 46720022), (28, 23360011), (61, 10722628), (122, 5361314), (244, 2680657), (293, 2232356), (427, 1531804), (586, 1116178), (854, 765902), (1172, 558089), (1307, 500444), (1708, 382951), (2051, 318908), (2614, 250222), (4102, 159454), (5228, 125111), (8204, 79727), (9149, 71492), (17873, 36596), (18298, 35746)]