284271388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 536256000

約数和(自身を除く): 251984612

約数列:

[1, 2, 4, 19, 38, 76, 79, 113, 158, 226, 316, 419, 452, 838, 1501, 1676, 2147, 3002, 4294, 6004, 7961, 8588, 8927, 15922, 17854, 31844, 33101, 35708, 47347, 66202, 94694, 132404, 169613, 189388, 339226, 628919, 678452, 899593, 1257838, 1799186, 2515676, 3598372, 3740413, 7480826, 14961652, 71067847, 142135694, 284271388]

約数ペア:

[(1, 284271388), (2, 142135694), (4, 71067847), (19, 14961652), (38, 7480826), (76, 3740413), (79, 3598372), (113, 2515676), (158, 1799186), (226, 1257838), (316, 899593), (419, 678452), (452, 628919), (838, 339226), (1501, 189388), (1676, 169613), (2147, 132404), (3002, 94694), (4294, 66202), (6004, 47347), (7961, 35708), (8588, 33101), (8927, 31844), (15922, 17854)]