9990764

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 21450240

約数和(自身を除く): 11459476

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 139, 151, 238, 278, 302, 476, 556, 604, 973, 1057, 1946, 2114, 2363, 2567, 3892, 4228, 4726, 5134, 9452, 10268, 16541, 17969, 20989, 33082, 35938, 41978, 66164, 71876, 83956, 146923, 293846, 356813, 587692, 713626, 1427252, 2497691, 4995382, 9990764]

約数ペア:

[(1, 9990764), (2, 4995382), (4, 2497691), (7, 1427252), (14, 713626), (17, 587692), (28, 356813), (34, 293846), (68, 146923), (119, 83956), (139, 71876), (151, 66164), (238, 41978), (278, 35938), (302, 33082), (476, 20989), (556, 17969), (604, 16541), (973, 10268), (1057, 9452), (1946, 5134), (2114, 4726), (2363, 4228), (2567, 3892)]