272944994

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 515328000

約数和(自身を除く): 242383006

約数列:

[1, 2, 7, 14, 19, 38, 43, 49, 86, 98, 133, 266, 301, 343, 487, 602, 686, 817, 931, 974, 1634, 1862, 2107, 3409, 4214, 5719, 6517, 6818, 9253, 11438, 13034, 14749, 18506, 20941, 23863, 29498, 40033, 41882, 47726, 64771, 80066, 129542, 146587, 167041, 280231, 293174, 334082, 397879, 453397, 560462, 795758, 906794, 1026109, 2052218, 2785153, 3173779, 5570306, 6347558, 7182763, 14365526, 19496071, 38992142, 136472497, 272944994]

約数ペア:

[(1, 272944994), (2, 136472497), (7, 38992142), (14, 19496071), (19, 14365526), (38, 7182763), (43, 6347558), (49, 5570306), (86, 3173779), (98, 2785153), (133, 2052218), (266, 1026109), (301, 906794), (343, 795758), (487, 560462), (602, 453397), (686, 397879), (817, 334082), (931, 293174), (974, 280231), (1634, 167041), (1862, 146587), (2107, 129542), (3409, 80066), (4214, 64771), (5719, 47726), (6517, 41882), (6818, 40033), (9253, 29498), (11438, 23863), (13034, 20941), (14749, 18506)]