20121016395

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{330313}}^1$

素因数の和:330483

約数の個数: 32

約数和(自身を含む): 33485912064

約数和(自身を除く): 13364895669

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 393, 465, 655, 1965, 4061, 12183, 20305, 60915, 330313, 990939, 1651565, 4954695, 10239703, 30719109, 43271003, 51198515, 129813009, 153595545, 216355015, 649065045, 1341401093, 4024203279, 6707005465, 20121016395]

約数ペア:

[(1, 20121016395), (3, 6707005465), (5, 4024203279), (15, 1341401093), (31, 649065045), (93, 216355015), (131, 153595545), (155, 129813009), (393, 51198515), (465, 43271003), (655, 30719109), (1965, 10239703), (4061, 4954695), (12183, 1651565), (20305, 990939), (60915, 330313)]