313313975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2731}}^1$

素因数の和:3107

約数の個数: 24

約数和(自身を含む): 419733552

約数和(自身を除く): 106419577

約数列:

[1, 5, 13, 25, 65, 325, 353, 1765, 2731, 4589, 8825, 13655, 22945, 35503, 68275, 114725, 177515, 887575, 964043, 4820215, 12532559, 24101075, 62662795, 313313975]

約数ペア:

[(1, 313313975), (5, 62662795), (13, 24101075), (25, 12532559), (65, 4820215), (325, 964043), (353, 887575), (1765, 177515), (2731, 114725), (4589, 68275), (8825, 35503), (13655, 22945)]