890392898

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 1381484160

約数和(自身を除く): 491091262

約数列:

[1, 2, 53, 106, 167, 179, 281, 334, 358, 562, 8851, 9487, 14893, 17702, 18974, 29786, 29893, 46927, 50299, 59786, 93854, 100598, 1584329, 2487131, 2665847, 3168658, 4974262, 5331694, 8399933, 16799866, 445196449, 890392898]

約数ペア:

[(1, 890392898), (2, 445196449), (53, 16799866), (106, 8399933), (167, 5331694), (179, 4974262), (281, 3168658), (334, 2665847), (358, 2487131), (562, 1584329), (8851, 100598), (9487, 93854), (14893, 59786), (17702, 50299), (18974, 46927), (29786, 29893)]