28700744

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 55323840

約数和(自身を除く): 26623096

約数列:

[1, 2, 4, 8, 61, 103, 122, 206, 244, 412, 488, 571, 824, 1142, 2284, 4568, 6283, 12566, 25132, 34831, 50264, 58813, 69662, 117626, 139324, 235252, 278648, 470504, 3587593, 7175186, 14350372, 28700744]

約数ペア:

[(1, 28700744), (2, 14350372), (4, 7175186), (8, 3587593), (61, 470504), (103, 278648), (122, 235252), (206, 139324), (244, 117626), (412, 69662), (488, 58813), (571, 50264), (824, 34831), (1142, 25132), (2284, 12566), (4568, 6283)]