201979492

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 427932288

約数和(自身を除く): 225952796

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 47, 52, 94, 121, 143, 188, 242, 286, 484, 517, 572, 611, 683, 1034, 1222, 1366, 1573, 2068, 2444, 2732, 3146, 5687, 6292, 6721, 7513, 8879, 11374, 13442, 15026, 17758, 22748, 26884, 30052, 32101, 35516, 64202, 73931, 82643, 97669, 128404, 147862, 165286, 195338, 295724, 330572, 353111, 390676, 417313, 706222, 834626, 1074359, 1412444, 1669252, 2148718, 3884221, 4297436, 4590443, 7768442, 9180886, 15536884, 18361772, 50494873, 100989746, 201979492]

約数ペア:

[(1, 201979492), (2, 100989746), (4, 50494873), (11, 18361772), (13, 15536884), (22, 9180886), (26, 7768442), (44, 4590443), (47, 4297436), (52, 3884221), (94, 2148718), (121, 1669252), (143, 1412444), (188, 1074359), (242, 834626), (286, 706222), (484, 417313), (517, 390676), (572, 353111), (611, 330572), (683, 295724), (1034, 195338), (1222, 165286), (1366, 147862), (1573, 128404), (2068, 97669), (2444, 82643), (2732, 73931), (3146, 64202), (5687, 35516), (6292, 32101), (6721, 30052), (7513, 26884), (8879, 22748), (11374, 17758), (13442, 15026)]