42500556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{883}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 123561984

約数和(自身を除く): 81061428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 764, 883, 1146, 1337, 1719, 1766, 2292, 2649, 2674, 3438, 3532, 4011, 5298, 5348, 6181, 6876, 7947, 8022, 10596, 12033, 12362, 15894, 16044, 18543, 24066, 24724, 31788, 37086, 48132, 55629, 74172, 111258, 168653, 222516, 337306, 505959, 674612, 1011918, 1180571, 1517877, 2023836, 2361142, 3035754, 3541713, 4722284, 6071508, 7083426, 10625139, 14166852, 21250278, 42500556]

約数ペア:

[(1, 42500556), (2, 21250278), (3, 14166852), (4, 10625139), (6, 7083426), (7, 6071508), (9, 4722284), (12, 3541713), (14, 3035754), (18, 2361142), (21, 2023836), (28, 1517877), (36, 1180571), (42, 1011918), (63, 674612), (84, 505959), (126, 337306), (191, 222516), (252, 168653), (382, 111258), (573, 74172), (764, 55629), (883, 48132), (1146, 37086), (1337, 31788), (1719, 24724), (1766, 24066), (2292, 18543), (2649, 16044), (2674, 15894), (3438, 12362), (3532, 12033), (4011, 10596), (5298, 8022), (5348, 7947), (6181, 6876)]