1991076972

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{67421}}^1$

素因数の和:67558

約数の個数: 48

約数和(自身を含む): 4893219072

約数和(自身を除く): 2902142100

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 107, 138, 214, 276, 321, 428, 642, 1284, 2461, 4922, 7383, 9844, 14766, 29532, 67421, 134842, 202263, 269684, 404526, 809052, 1550683, 3101366, 4652049, 6202732, 7214047, 9304098, 14428094, 18608196, 21642141, 28856188, 43284282, 86568564, 165923081, 331846162, 497769243, 663692324, 995538486, 1991076972]

約数ペア:

[(1, 1991076972), (2, 995538486), (3, 663692324), (4, 497769243), (6, 331846162), (12, 165923081), (23, 86568564), (46, 43284282), (69, 28856188), (92, 21642141), (107, 18608196), (138, 14428094), (214, 9304098), (276, 7214047), (321, 6202732), (428, 4652049), (642, 3101366), (1284, 1550683), (2461, 809052), (4922, 404526), (7383, 269684), (9844, 202263), (14766, 134842), (29532, 67421)]