2021490585

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1\times {\mathrm{1597}}^1$

素因数の和:2854

約数の個数: 48

約数和(自身を含む): 3661542144

約数和(自身を除く): 1640051559

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1223, 1597, 3669, 4791, 6115, 7985, 11007, 14373, 18345, 23955, 28129, 36731, 55035, 71865, 84387, 110193, 140645, 183655, 253161, 330579, 421935, 550965, 1265805, 1652895, 1953131, 5859393, 9765655, 17578179, 29296965, 44922013, 87890895, 134766039, 224610065, 404298117, 673830195, 2021490585]

約数ペア:

[(1, 2021490585), (3, 673830195), (5, 404298117), (9, 224610065), (15, 134766039), (23, 87890895), (45, 44922013), (69, 29296965), (115, 17578179), (207, 9765655), (345, 5859393), (1035, 1953131), (1223, 1652895), (1597, 1265805), (3669, 550965), (4791, 421935), (6115, 330579), (7985, 253161), (11007, 183655), (14373, 140645), (18345, 110193), (23955, 84387), (28129, 71865), (36731, 55035)]