71977235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3347}}^1$

素因数の和:3403

約数の個数: 32

約数和(自身を含む): 104136192

約数和(自身を除く): 32158957

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 1265, 1955, 3347, 4301, 16735, 21505, 36817, 56899, 76981, 184085, 284495, 384905, 625889, 846791, 1308677, 3129445, 4233955, 6543385, 14395447, 71977235]

約数ペア:

[(1, 71977235), (5, 14395447), (11, 6543385), (17, 4233955), (23, 3129445), (55, 1308677), (85, 846791), (115, 625889), (187, 384905), (253, 284495), (391, 184085), (935, 76981), (1265, 56899), (1955, 36817), (3347, 21505), (4301, 16735)]