71816865

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4271}}^1$

素因数の和:4357

約数の個数: 32

約数和(自身を含む): 123033600

約数和(自身を除く): 51216735

約数列:

[1, 3, 5, 15, 19, 57, 59, 95, 177, 285, 295, 885, 1121, 3363, 4271, 5605, 12813, 16815, 21355, 64065, 81149, 243447, 251989, 405745, 755967, 1217235, 1259945, 3779835, 4787791, 14363373, 23938955, 71816865]

約数ペア:

[(1, 71816865), (3, 23938955), (5, 14363373), (15, 4787791), (19, 3779835), (57, 1259945), (59, 1217235), (95, 755967), (177, 405745), (285, 251989), (295, 243447), (885, 81149), (1121, 64065), (3363, 21355), (4271, 16815), (5605, 12813)]