28987380939

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1\times {\mathrm{4027}}^1$

素因数の和:5031

約数の個数: 32

約数和(自身を含む): 42365537280

約数和(自身を除く): 13378156341

約数列:

[1, 3, 11, 33, 331, 659, 993, 1977, 3641, 4027, 7249, 10923, 12081, 21747, 44297, 132891, 218129, 654387, 1332937, 2399419, 2653793, 3998811, 7198257, 7961379, 14662307, 29191723, 43986921, 87575169, 878405483, 2635216449, 9662460313, 28987380939]

約数ペア:

[(1, 28987380939), (3, 9662460313), (11, 2635216449), (33, 878405483), (331, 87575169), (659, 43986921), (993, 29191723), (1977, 14662307), (3641, 7961379), (4027, 7198257), (7249, 3998811), (10923, 2653793), (12081, 2399419), (21747, 1332937), (44297, 654387), (132891, 218129)]