28659190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 62373888

約数和(自身を除く): 33714698

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 47, 62, 70, 94, 155, 217, 235, 281, 310, 329, 434, 470, 562, 658, 1085, 1405, 1457, 1645, 1967, 2170, 2810, 2914, 3290, 3934, 7285, 8711, 9835, 10199, 13207, 14570, 17422, 19670, 20398, 26414, 43555, 50995, 60977, 66035, 87110, 92449, 101990, 121954, 132070, 184898, 304885, 409417, 462245, 609770, 818834, 924490, 2047085, 2865919, 4094170, 5731838, 14329595, 28659190]

約数ペア:

[(1, 28659190), (2, 14329595), (5, 5731838), (7, 4094170), (10, 2865919), (14, 2047085), (31, 924490), (35, 818834), (47, 609770), (62, 462245), (70, 409417), (94, 304885), (155, 184898), (217, 132070), (235, 121954), (281, 101990), (310, 92449), (329, 87110), (434, 66035), (470, 60977), (562, 50995), (658, 43555), (1085, 26414), (1405, 20398), (1457, 19670), (1645, 17422), (1967, 14570), (2170, 13207), (2810, 10199), (2914, 9835), (3290, 8711), (3934, 7285)]