287303912

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 627419520

約数和(自身を除く): 340115608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 227, 233, 388, 454, 466, 679, 776, 908, 932, 1358, 1589, 1631, 1816, 1864, 2716, 3178, 3262, 5432, 6356, 6524, 12712, 13048, 22019, 22601, 44038, 45202, 52891, 88076, 90404, 105782, 154133, 158207, 176152, 180808, 211564, 308266, 316414, 370237, 423128, 616532, 632828, 740474, 1233064, 1265656, 1480948, 2961896, 5130427, 10260854, 20521708, 35912989, 41043416, 71825978, 143651956, 287303912]

約数ペア:

[(1, 287303912), (2, 143651956), (4, 71825978), (7, 41043416), (8, 35912989), (14, 20521708), (28, 10260854), (56, 5130427), (97, 2961896), (194, 1480948), (227, 1265656), (233, 1233064), (388, 740474), (454, 632828), (466, 616532), (679, 423128), (776, 370237), (908, 316414), (932, 308266), (1358, 211564), (1589, 180808), (1631, 176152), (1816, 158207), (1864, 154133), (2716, 105782), (3178, 90404), (3262, 88076), (5432, 52891), (6356, 45202), (6524, 44038), (12712, 22601), (13048, 22019)]