42390866

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 75651840

約数和(自身を除く): 33260974

約数列:

[1, 2, 7, 14, 29, 58, 203, 263, 397, 406, 526, 794, 1841, 2779, 3682, 5558, 7627, 11513, 15254, 23026, 53389, 80591, 104411, 106778, 161182, 208822, 730877, 1461754, 3027919, 6055838, 21195433, 42390866]

約数ペア:

[(1, 42390866), (2, 21195433), (7, 6055838), (14, 3027919), (29, 1461754), (58, 730877), (203, 208822), (263, 161182), (397, 106778), (406, 104411), (526, 80591), (794, 53389), (1841, 23026), (2779, 15254), (3682, 11513), (5558, 7627)]