31073355

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7937}}^1$

素因数の和:7980

約数の個数: 32

約数和(自身を含む): 57153600

約数和(自身を除く): 26080245

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 7937, 23811, 39685, 71433, 119055, 214299, 230173, 357165, 690519, 1071495, 1150865, 2071557, 3452595, 6214671, 10357785, 31073355]

約数ペア:

[(1, 31073355), (3, 10357785), (5, 6214671), (9, 3452595), (15, 2071557), (27, 1150865), (29, 1071495), (45, 690519), (87, 357165), (135, 230173), (145, 214299), (261, 119055), (435, 71433), (783, 39685), (1305, 23811), (3915, 7937)]