221440936

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{8669}}^1$

素因数の和:8809

約数の個数: 32

約数和(自身を含む): 432806400

約数和(自身を除く): 211365464

約数列:

[1, 2, 4, 8, 31, 62, 103, 124, 206, 248, 412, 824, 3193, 6386, 8669, 12772, 17338, 25544, 34676, 69352, 268739, 537478, 892907, 1074956, 1785814, 2149912, 3571628, 7143256, 27680117, 55360234, 110720468, 221440936]

約数ペア:

[(1, 221440936), (2, 110720468), (4, 55360234), (8, 27680117), (31, 7143256), (62, 3571628), (103, 2149912), (124, 1785814), (206, 1074956), (248, 892907), (412, 537478), (824, 268739), (3193, 69352), (6386, 34676), (8669, 25544), (12772, 17338)]