989899998

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1733}}^1$

素因数の和:1889

約数の個数: 64

約数和(自身を含む): 2125412352

約数和(自身を除く): 1135512354

約数列:

[1, 2, 3, 6, 31, 37, 62, 74, 83, 93, 111, 166, 186, 222, 249, 498, 1147, 1733, 2294, 2573, 3071, 3441, 3466, 5146, 5199, 6142, 6882, 7719, 9213, 10398, 15438, 18426, 53723, 64121, 95201, 107446, 128242, 143839, 161169, 190402, 192363, 285603, 287678, 322338, 384726, 431517, 571206, 863034, 1987751, 3975502, 4459009, 5322043, 5963253, 8918018, 10644086, 11926506, 13377027, 15966129, 26754054, 31932258, 164983333, 329966666, 494949999, 989899998]

約数ペア:

[(1, 989899998), (2, 494949999), (3, 329966666), (6, 164983333), (31, 31932258), (37, 26754054), (62, 15966129), (74, 13377027), (83, 11926506), (93, 10644086), (111, 8918018), (166, 5963253), (186, 5322043), (222, 4459009), (249, 3975502), (498, 1987751), (1147, 863034), (1733, 571206), (2294, 431517), (2573, 384726), (3071, 322338), (3441, 287678), (3466, 285603), (5146, 192363), (5199, 190402), (6142, 161169), (6882, 143839), (7719, 128242), (9213, 107446), (10398, 95201), (15438, 64121), (18426, 53723)]