27796615

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 45785088

約数和(自身を除く): 17988473

約数列:

[1, 5, 7, 11, 17, 31, 35, 55, 77, 85, 119, 137, 155, 187, 217, 341, 385, 527, 595, 685, 935, 959, 1085, 1309, 1507, 1705, 2329, 2387, 2635, 3689, 4247, 4795, 5797, 6545, 7535, 10549, 11645, 11935, 16303, 18445, 21235, 25619, 28985, 29729, 40579, 46717, 52745, 72199, 81515, 128095, 148645, 179333, 202895, 233585, 327019, 360995, 505393, 794189, 896665, 1635095, 2526965, 3970945, 5559323, 27796615]

約数ペア:

[(1, 27796615), (5, 5559323), (7, 3970945), (11, 2526965), (17, 1635095), (31, 896665), (35, 794189), (55, 505393), (77, 360995), (85, 327019), (119, 233585), (137, 202895), (155, 179333), (187, 148645), (217, 128095), (341, 81515), (385, 72199), (527, 52745), (595, 46717), (685, 40579), (935, 29729), (959, 28985), (1085, 25619), (1309, 21235), (1507, 18445), (1705, 16303), (2329, 11935), (2387, 11645), (2635, 10549), (3689, 7535), (4247, 6545), (4795, 5797)]