213573890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{1103}}^1$

素因数の和:1211

約数の個数: 48

約数和(自身を含む): 414847872

約数和(自身を除く): 201273982

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 289, 335, 578, 670, 1103, 1139, 1445, 2206, 2278, 2890, 5515, 5695, 11030, 11390, 18751, 19363, 37502, 38726, 73901, 93755, 96815, 147802, 187510, 193630, 318767, 369505, 637534, 739010, 1256317, 1593835, 2512634, 3187670, 6281585, 12563170, 21357389, 42714778, 106786945, 213573890]

約数ペア:

[(1, 213573890), (2, 106786945), (5, 42714778), (10, 21357389), (17, 12563170), (34, 6281585), (67, 3187670), (85, 2512634), (134, 1593835), (170, 1256317), (289, 739010), (335, 637534), (578, 369505), (670, 318767), (1103, 193630), (1139, 187510), (1445, 147802), (2206, 96815), (2278, 93755), (2890, 73901), (5515, 38726), (5695, 37502), (11030, 19363), (11390, 18751)]