621380158

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 1175264640

約数和(自身を除く): 553884482

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 119, 197, 203, 238, 394, 406, 457, 493, 914, 986, 1379, 2758, 3199, 3349, 3451, 5713, 6398, 6698, 6902, 7769, 11426, 13253, 15538, 23443, 26506, 39991, 46886, 54383, 79982, 90029, 92771, 97121, 108766, 180058, 185542, 194242, 225301, 450602, 630203, 679847, 1260406, 1359694, 1530493, 1577107, 2610841, 3060986, 3154214, 5221682, 10713451, 18275887, 21426902, 36551774, 44384297, 88768594, 310690079, 621380158]

約数ペア:

[(1, 621380158), (2, 310690079), (7, 88768594), (14, 44384297), (17, 36551774), (29, 21426902), (34, 18275887), (58, 10713451), (119, 5221682), (197, 3154214), (203, 3060986), (238, 2610841), (394, 1577107), (406, 1530493), (457, 1359694), (493, 1260406), (914, 679847), (986, 630203), (1379, 450602), (2758, 225301), (3199, 194242), (3349, 185542), (3451, 180058), (5713, 108766), (6398, 97121), (6698, 92771), (6902, 90029), (7769, 79982), (11426, 54383), (13253, 46886), (15538, 39991), (23443, 26506)]