128284996

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2267}}^1$

素因数の和:2368

約数の個数: 48

約数和(自身を含む): 268240896

約数和(自身を除く): 139955900

約数列:

[1, 2, 4, 7, 14, 28, 43, 47, 86, 94, 172, 188, 301, 329, 602, 658, 1204, 1316, 2021, 2267, 4042, 4534, 8084, 9068, 14147, 15869, 28294, 31738, 56588, 63476, 97481, 106549, 194962, 213098, 389924, 426196, 682367, 745843, 1364734, 1491686, 2729468, 2983372, 4581607, 9163214, 18326428, 32071249, 64142498, 128284996]

約数ペア:

[(1, 128284996), (2, 64142498), (4, 32071249), (7, 18326428), (14, 9163214), (28, 4581607), (43, 2983372), (47, 2729468), (86, 1491686), (94, 1364734), (172, 745843), (188, 682367), (301, 426196), (329, 389924), (602, 213098), (658, 194962), (1204, 106549), (1316, 97481), (2021, 63476), (2267, 56588), (4042, 31738), (4534, 28294), (8084, 15869), (9068, 14147)]