28150518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 64157184

約数和(自身を除く): 36006666

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 82, 101, 103, 123, 202, 206, 246, 303, 309, 451, 606, 618, 902, 1111, 1133, 1353, 2222, 2266, 2706, 3333, 3399, 4141, 4223, 6666, 6798, 8282, 8446, 10403, 12423, 12669, 20806, 24846, 25338, 31209, 45551, 46453, 62418, 91102, 92906, 114433, 136653, 139359, 228866, 273306, 278718, 343299, 426523, 686598, 853046, 1279569, 2559138, 4691753, 9383506, 14075259, 28150518]

約数ペア:

[(1, 28150518), (2, 14075259), (3, 9383506), (6, 4691753), (11, 2559138), (22, 1279569), (33, 853046), (41, 686598), (66, 426523), (82, 343299), (101, 278718), (103, 273306), (123, 228866), (202, 139359), (206, 136653), (246, 114433), (303, 92906), (309, 91102), (451, 62418), (606, 46453), (618, 45551), (902, 31209), (1111, 25338), (1133, 24846), (1353, 20806), (2222, 12669), (2266, 12423), (2706, 10403), (3333, 8446), (3399, 8282), (4141, 6798), (4223, 6666)]