157721278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:817

約数の個数: 48

約数和(自身を含む): 284601600

約数和(自身を除く): 126880322

約数列:

[1, 2, 11, 13, 22, 26, 59, 118, 143, 169, 286, 338, 649, 719, 767, 1298, 1438, 1534, 1859, 3718, 7909, 8437, 9347, 9971, 15818, 16874, 18694, 19942, 42421, 84842, 102817, 109681, 121511, 205634, 219362, 243022, 466631, 551473, 933262, 1102946, 1336621, 2673242, 6066203, 7169149, 12132406, 14338298, 78860639, 157721278]

約数ペア:

[(1, 157721278), (2, 78860639), (11, 14338298), (13, 12132406), (22, 7169149), (26, 6066203), (59, 2673242), (118, 1336621), (143, 1102946), (169, 933262), (286, 551473), (338, 466631), (649, 243022), (719, 219362), (767, 205634), (1298, 121511), (1438, 109681), (1534, 102817), (1859, 84842), (3718, 42421), (7909, 19942), (8437, 18694), (9347, 16874), (9971, 15818)]