1385636

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 3048192

約数和(自身を除く): 1662556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 41, 68, 71, 82, 119, 142, 164, 238, 284, 287, 476, 497, 574, 697, 994, 1148, 1207, 1394, 1988, 2414, 2788, 2911, 4828, 4879, 5822, 8449, 9758, 11644, 16898, 19516, 20377, 33796, 40754, 49487, 81508, 98974, 197948, 346409, 692818, 1385636]

約数ペア:

[(1, 1385636), (2, 692818), (4, 346409), (7, 197948), (14, 98974), (17, 81508), (28, 49487), (34, 40754), (41, 33796), (68, 20377), (71, 19516), (82, 16898), (119, 11644), (142, 9758), (164, 8449), (238, 5822), (284, 4879), (287, 4828), (476, 2911), (497, 2788), (574, 2414), (697, 1988), (994, 1394), (1148, 1207)]