215818988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{5791}}^1$

素因数の和:5835

約数の個数: 48

約数和(自身を含む): 474851328

約数和(自身を除く): 259032340

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1331, 1694, 2662, 3388, 5324, 5791, 9317, 11582, 18634, 23164, 37268, 40537, 63701, 81074, 127402, 162148, 254804, 445907, 700711, 891814, 1401422, 1783628, 2802844, 4904977, 7707821, 9809954, 15415642, 19619908, 30831284, 53954747, 107909494, 215818988]

約数ペア:

[(1, 215818988), (2, 107909494), (4, 53954747), (7, 30831284), (11, 19619908), (14, 15415642), (22, 9809954), (28, 7707821), (44, 4904977), (77, 2802844), (121, 1783628), (154, 1401422), (242, 891814), (308, 700711), (484, 445907), (847, 254804), (1331, 162148), (1694, 127402), (2662, 81074), (3388, 63701), (5324, 40537), (5791, 37268), (9317, 23164), (11582, 18634)]