219486694

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 414554112

約数和(自身を除く): 195067418

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 83, 119, 166, 238, 271, 287, 542, 574, 581, 697, 1162, 1394, 1411, 1897, 2822, 3403, 3794, 4607, 4879, 6806, 9214, 9758, 9877, 11111, 19754, 22222, 22493, 23821, 32249, 44986, 47642, 57851, 64498, 77777, 115702, 155554, 157451, 188887, 314902, 377774, 382381, 404957, 764762, 809914, 922213, 1322209, 1844426, 2644418, 2676667, 5353334, 6455491, 12910982, 15677621, 31355242, 109743347, 219486694]

約数ペア:

[(1, 219486694), (2, 109743347), (7, 31355242), (14, 15677621), (17, 12910982), (34, 6455491), (41, 5353334), (82, 2676667), (83, 2644418), (119, 1844426), (166, 1322209), (238, 922213), (271, 809914), (287, 764762), (542, 404957), (574, 382381), (581, 377774), (697, 314902), (1162, 188887), (1394, 157451), (1411, 155554), (1897, 115702), (2822, 77777), (3403, 64498), (3794, 57851), (4607, 47642), (4879, 44986), (6806, 32249), (9214, 23821), (9758, 22493), (9877, 22222), (11111, 19754)]