61931716

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{557}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 142865856

約数和(自身を除く): 80934140

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 361, 418, 532, 557, 722, 836, 1114, 1444, 1463, 2228, 2527, 2926, 3899, 3971, 5054, 5852, 6127, 7798, 7942, 10108, 10583, 12254, 15596, 15884, 21166, 24508, 27797, 42332, 42889, 55594, 74081, 85778, 111188, 116413, 148162, 171556, 201077, 232826, 296324, 402154, 465652, 804308, 814891, 1407539, 1629782, 2211847, 2815078, 3259564, 4423694, 5630156, 8847388, 15482929, 30965858, 61931716]

約数ペア:

[(1, 61931716), (2, 30965858), (4, 15482929), (7, 8847388), (11, 5630156), (14, 4423694), (19, 3259564), (22, 2815078), (28, 2211847), (38, 1629782), (44, 1407539), (76, 814891), (77, 804308), (133, 465652), (154, 402154), (209, 296324), (266, 232826), (308, 201077), (361, 171556), (418, 148162), (532, 116413), (557, 111188), (722, 85778), (836, 74081), (1114, 55594), (1444, 42889), (1463, 42332), (2228, 27797), (2527, 24508), (2926, 21166), (3899, 15884), (3971, 15596), (5054, 12254), (5852, 10583), (6127, 10108), (7798, 7942)]