251153253

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{74021}}^1$

素因数の和:74069

約数の個数: 24

約数和(自身を含む): 404160120

約数和(自身を除く): 153006867

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 74021, 222063, 666189, 962273, 2146609, 2886819, 6439827, 8660457, 19319481, 27905917, 83717751, 251153253]

約数ペア:

[(1, 251153253), (3, 83717751), (9, 27905917), (13, 19319481), (29, 8660457), (39, 6439827), (87, 2886819), (117, 2146609), (261, 962273), (377, 666189), (1131, 222063), (3393, 74021)]