213310515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{44579}}^1$

素因数の和:44627

約数の個数: 32

約数和(自身を含む): 385171200

約数和(自身を除く): 171860685

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4785, 44579, 133737, 222895, 490369, 668685, 1292791, 1471107, 2451845, 3878373, 6463955, 7355535, 14220701, 19391865, 42662103, 71103505, 213310515]

約数ペア:

[(1, 213310515), (3, 71103505), (5, 42662103), (11, 19391865), (15, 14220701), (29, 7355535), (33, 6463955), (55, 3878373), (87, 2451845), (145, 1471107), (165, 1292791), (319, 668685), (435, 490369), (957, 222895), (1595, 133737), (4785, 44579)]