1399689815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{8581}}^1$

素因数の和:8723

約数の個数: 32

約数和(自身を含む): 1890786240

約数和(自身を除く): 491096425

約数列:

[1, 5, 17, 19, 85, 95, 101, 323, 505, 1615, 1717, 1919, 8581, 8585, 9595, 32623, 42905, 145877, 163039, 163115, 729385, 815195, 866681, 2771663, 4333405, 13858315, 14733577, 16466939, 73667885, 82334695, 279937963, 1399689815]

約数ペア:

[(1, 1399689815), (5, 279937963), (17, 82334695), (19, 73667885), (85, 16466939), (95, 14733577), (101, 13858315), (323, 4333405), (505, 2771663), (1615, 866681), (1717, 815195), (1919, 729385), (8581, 163115), (8585, 163039), (9595, 145877), (32623, 42905)]