156979019974

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1\times {\mathrm{489449}}^1$

素因数の和:490228

約数の個数: 32

約数和(自身を含む): 278164224000

約数和(自身を除く): 121185204026

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 739, 1478, 5173, 10346, 22909, 45818, 160363, 320726, 489449, 978898, 3426143, 6852286, 15172919, 30345838, 106210433, 212420866, 361702811, 723405622, 2531919677, 5063839354, 11212787141, 22425574282, 78489509987, 156979019974]

約数ペア:

[(1, 156979019974), (2, 78489509987), (7, 22425574282), (14, 11212787141), (31, 5063839354), (62, 2531919677), (217, 723405622), (434, 361702811), (739, 212420866), (1478, 106210433), (5173, 30345838), (10346, 15172919), (22909, 6852286), (45818, 3426143), (160363, 978898), (320726, 489449)]