1987188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 5437824

約数和(自身を除く): 3450636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 577, 861, 1148, 1154, 1722, 1731, 2308, 3444, 3462, 4039, 6924, 8078, 12117, 16156, 23657, 24234, 47314, 48468, 70971, 94628, 141942, 165599, 283884, 331198, 496797, 662396, 993594, 1987188]

約数ペア:

[(1, 1987188), (2, 993594), (3, 662396), (4, 496797), (6, 331198), (7, 283884), (12, 165599), (14, 141942), (21, 94628), (28, 70971), (41, 48468), (42, 47314), (82, 24234), (84, 23657), (123, 16156), (164, 12117), (246, 8078), (287, 6924), (492, 4039), (574, 3462), (577, 3444), (861, 2308), (1148, 1731), (1154, 1722)]