643314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 1591488

約数和(自身を除く): 948174

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 53, 102, 106, 119, 159, 238, 289, 318, 357, 371, 578, 714, 742, 867, 901, 1113, 1734, 1802, 2023, 2226, 2703, 4046, 5406, 6069, 6307, 12138, 12614, 15317, 18921, 30634, 37842, 45951, 91902, 107219, 214438, 321657, 643314]

約数ペア:

[(1, 643314), (2, 321657), (3, 214438), (6, 107219), (7, 91902), (14, 45951), (17, 37842), (21, 30634), (34, 18921), (42, 15317), (51, 12614), (53, 12138), (102, 6307), (106, 6069), (119, 5406), (159, 4046), (238, 2703), (289, 2226), (318, 2023), (357, 1802), (371, 1734), (578, 1113), (714, 901), (742, 867)]