138900398

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3517}}^1$

素因数の和:3577

約数の個数: 48

約数和(自身を含む): 269506944

約数和(自身を除く): 130606546

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 217, 403, 434, 637, 806, 1274, 1519, 2821, 3038, 3517, 5642, 7034, 19747, 24619, 39494, 45721, 49238, 91442, 109027, 172333, 218054, 320047, 344666, 640094, 763189, 1417351, 1526378, 2240329, 2834702, 4480658, 5342323, 9921457, 10684646, 19842914, 69450199, 138900398]

約数ペア:

[(1, 138900398), (2, 69450199), (7, 19842914), (13, 10684646), (14, 9921457), (26, 5342323), (31, 4480658), (49, 2834702), (62, 2240329), (91, 1526378), (98, 1417351), (182, 763189), (217, 640094), (403, 344666), (434, 320047), (637, 218054), (806, 172333), (1274, 109027), (1519, 91442), (2821, 49238), (3038, 45721), (3517, 39494), (5642, 24619), (7034, 19747)]