213426255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{2671}}^1$

素因数の和:3447

約数の個数: 32

約数和(自身を含む): 390924288

約数和(自身を除く): 177498033

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 761, 2283, 2671, 3805, 5327, 8013, 11415, 13355, 15981, 18697, 26635, 40065, 56091, 79905, 93485, 280455, 2032631, 6097893, 10163155, 14228417, 30489465, 42685251, 71142085, 213426255]

約数ペア:

[(1, 213426255), (3, 71142085), (5, 42685251), (7, 30489465), (15, 14228417), (21, 10163155), (35, 6097893), (105, 2032631), (761, 280455), (2283, 93485), (2671, 79905), (3805, 56091), (5327, 40065), (8013, 26635), (11415, 18697), (13355, 15981)]