2107942375

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{563}}^1$

素因数の和:985

約数の個数: 64

約数和(自身を含む): 3294120960

約数和(自身を除く): 1186178585

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 389, 563, 875, 1375, 1925, 1945, 2723, 2815, 3941, 4279, 6193, 9625, 9725, 13615, 14075, 19705, 21395, 29953, 30965, 43351, 48625, 68075, 70375, 98525, 106975, 149765, 154825, 216755, 219007, 340375, 492625, 534875, 748825, 774125, 1083775, 1095035, 1533049, 2409077, 3744125, 5418875, 5475175, 7665245, 12045385, 16863539, 27375875, 38326225, 60226925, 84317695, 191631125, 301134625, 421588475, 2107942375]

約数ペア:

[(1, 2107942375), (5, 421588475), (7, 301134625), (11, 191631125), (25, 84317695), (35, 60226925), (55, 38326225), (77, 27375875), (125, 16863539), (175, 12045385), (275, 7665245), (385, 5475175), (389, 5418875), (563, 3744125), (875, 2409077), (1375, 1533049), (1925, 1095035), (1945, 1083775), (2723, 774125), (2815, 748825), (3941, 534875), (4279, 492625), (6193, 340375), (9625, 219007), (9725, 216755), (13615, 154825), (14075, 149765), (19705, 106975), (21395, 98525), (29953, 70375), (30965, 68075), (43351, 48625)]