242855965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 352610496

約数和(自身を除く): 109754531

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 491, 529, 935, 1265, 1955, 2455, 2645, 4301, 5401, 5819, 8347, 8993, 11293, 21505, 27005, 29095, 41735, 44965, 56465, 91817, 98923, 124223, 191981, 259739, 459085, 494615, 621115, 959905, 1298695, 2111791, 2857129, 4415563, 10558955, 14285645, 22077815, 48571193, 242855965]

約数ペア:

[(1, 242855965), (5, 48571193), (11, 22077815), (17, 14285645), (23, 10558955), (55, 4415563), (85, 2857129), (115, 2111791), (187, 1298695), (253, 959905), (391, 621115), (491, 494615), (529, 459085), (935, 259739), (1265, 191981), (1955, 124223), (2455, 98923), (2645, 91817), (4301, 56465), (5401, 44965), (5819, 41735), (8347, 29095), (8993, 27005), (11293, 21505)]