298317890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{8929}}^1$

素因数の和:9206

約数の個数: 32

約数和(自身を含む): 580592880

約数和(自身を除く): 282274990

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2570, 3341, 6682, 8929, 16705, 17858, 33410, 44645, 89290, 116077, 232154, 580385, 1160770, 2294753, 4589506, 11473765, 22947530, 29831789, 59663578, 149158945, 298317890]

約数ペア:

[(1, 298317890), (2, 149158945), (5, 59663578), (10, 29831789), (13, 22947530), (26, 11473765), (65, 4589506), (130, 2294753), (257, 1160770), (514, 580385), (1285, 232154), (2570, 116077), (3341, 89290), (6682, 44645), (8929, 33410), (16705, 17858)]