890358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 64

約数和(自身を含む): 2280960

約数和(自身を除く): 1390602

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 43, 51, 58, 86, 87, 102, 119, 129, 174, 203, 238, 258, 301, 357, 406, 493, 602, 609, 714, 731, 903, 986, 1218, 1247, 1462, 1479, 1806, 2193, 2494, 2958, 3451, 3741, 4386, 5117, 6902, 7482, 8729, 10234, 10353, 15351, 17458, 20706, 21199, 26187, 30702, 42398, 52374, 63597, 127194, 148393, 296786, 445179, 890358]

約数ペア:

[(1, 890358), (2, 445179), (3, 296786), (6, 148393), (7, 127194), (14, 63597), (17, 52374), (21, 42398), (29, 30702), (34, 26187), (42, 21199), (43, 20706), (51, 17458), (58, 15351), (86, 10353), (87, 10234), (102, 8729), (119, 7482), (129, 6902), (174, 5117), (203, 4386), (238, 3741), (258, 3451), (301, 2958), (357, 2494), (406, 2193), (493, 1806), (602, 1479), (609, 1462), (714, 1247), (731, 1218), (903, 986)]