557250148

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:394

約数の個数: 96

約数和(自身を含む): 1238720000

約数和(自身を除く): 681469852

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 157, 182, 196, 199, 314, 343, 364, 398, 628, 637, 686, 796, 1099, 1274, 1372, 1393, 2041, 2198, 2548, 2587, 2786, 4082, 4396, 4459, 5174, 5572, 7693, 8164, 8918, 9751, 10348, 14287, 15386, 17836, 18109, 19502, 28574, 30772, 31243, 36218, 39004, 53851, 57148, 62486, 68257, 72436, 100009, 107702, 124972, 126763, 136514, 200018, 215404, 218701, 253526, 273028, 400036, 406159, 437402, 507052, 700063, 812318, 874804, 887341, 1400126, 1530907, 1624636, 1774682, 2800252, 2843113, 3061814, 3549364, 5686226, 6123628, 10716349, 11372452, 19901791, 21432698, 39803582, 42865396, 79607164, 139312537, 278625074, 557250148]

約数ペア:

[(1, 557250148), (2, 278625074), (4, 139312537), (7, 79607164), (13, 42865396), (14, 39803582), (26, 21432698), (28, 19901791), (49, 11372452), (52, 10716349), (91, 6123628), (98, 5686226), (157, 3549364), (182, 3061814), (196, 2843113), (199, 2800252), (314, 1774682), (343, 1624636), (364, 1530907), (398, 1400126), (628, 887341), (637, 874804), (686, 812318), (796, 700063), (1099, 507052), (1274, 437402), (1372, 406159), (1393, 400036), (2041, 273028), (2198, 253526), (2548, 218701), (2587, 215404), (2786, 200018), (4082, 136514), (4396, 126763), (4459, 124972), (5174, 107702), (5572, 100009), (7693, 72436), (8164, 68257), (8918, 62486), (9751, 57148), (10348, 53851), (14287, 39004), (15386, 36218), (17836, 31243), (18109, 30772), (19502, 28574)]