28290195

素因数分解:

$3^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{571}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 50519040

約数和(自身を除く): 22228845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 367, 571, 1101, 1713, 1835, 2855, 3303, 5139, 5505, 8565, 9909, 15417, 16515, 25695, 49545, 77085, 209557, 628671, 1047785, 1886013, 3143355, 5658039, 9430065, 28290195]

約数ペア:

[(1, 28290195), (3, 9430065), (5, 5658039), (9, 3143355), (15, 1886013), (27, 1047785), (45, 628671), (135, 209557), (367, 77085), (571, 49545), (1101, 25695), (1713, 16515), (1835, 15417), (2855, 9909), (3303, 8565), (5139, 5505)]