27921410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 56569536

約数和(自身を除く): 28648126

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 151, 205, 302, 410, 451, 755, 902, 1510, 1661, 1681, 2255, 3322, 3362, 4510, 6191, 8305, 8405, 12382, 16610, 16810, 18491, 30955, 36982, 61910, 68101, 92455, 136202, 184910, 253831, 340505, 507662, 681010, 1269155, 2538310, 2792141, 5584282, 13960705, 27921410]

約数ペア:

[(1, 27921410), (2, 13960705), (5, 5584282), (10, 2792141), (11, 2538310), (22, 1269155), (41, 681010), (55, 507662), (82, 340505), (110, 253831), (151, 184910), (205, 136202), (302, 92455), (410, 68101), (451, 61910), (755, 36982), (902, 30955), (1510, 18491), (1661, 16810), (1681, 16610), (2255, 12382), (3322, 8405), (3362, 8305), (4510, 6191)]