278329130684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{2539}}^1\times {\mathrm{9473}}^1$

素因数の和:12290

約数の個数: 48

約数和(自身を含む): 533642376960

約数和(自身を除く): 255313246276

約数列:

[1, 2, 4, 11, 22, 44, 263, 526, 1052, 2539, 2893, 5078, 5786, 9473, 10156, 11572, 18946, 27929, 37892, 55858, 104203, 111716, 208406, 416812, 667757, 1335514, 2491399, 2671028, 4982798, 7345327, 9965596, 14690654, 24051947, 27405389, 29381308, 48103894, 54810778, 96207788, 109621556, 264571417, 529142834, 1058285668, 6325662061, 12651324122, 25302648244, 69582282671, 139164565342, 278329130684]

約数ペア:

[(1, 278329130684), (2, 139164565342), (4, 69582282671), (11, 25302648244), (22, 12651324122), (44, 6325662061), (263, 1058285668), (526, 529142834), (1052, 264571417), (2539, 109621556), (2893, 96207788), (5078, 54810778), (5786, 48103894), (9473, 29381308), (10156, 27405389), (11572, 24051947), (18946, 14690654), (27929, 9965596), (37892, 7345327), (55858, 4982798), (104203, 2671028), (111716, 2491399), (208406, 1335514), (416812, 667757)]