1871796213

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{33049}}^1$

素因数の和:33122

約数の個数: 48

約数和(自身を含む): 3299712000

約数和(自身を除く): 1427915787

約数列:

[1, 3, 7, 9, 21, 29, 31, 63, 87, 93, 203, 217, 261, 279, 609, 651, 899, 1827, 1953, 2697, 6293, 8091, 18879, 33049, 56637, 99147, 231343, 297441, 694029, 958421, 1024519, 2082087, 2875263, 3073557, 6708947, 7171633, 8625789, 9220671, 20126841, 21514899, 29711051, 60380523, 64544697, 89133153, 207977357, 267399459, 623932071, 1871796213]

約数ペア:

[(1, 1871796213), (3, 623932071), (7, 267399459), (9, 207977357), (21, 89133153), (29, 64544697), (31, 60380523), (63, 29711051), (87, 21514899), (93, 20126841), (203, 9220671), (217, 8625789), (261, 7171633), (279, 6708947), (609, 3073557), (651, 2875263), (899, 2082087), (1827, 1024519), (1953, 958421), (2697, 694029), (6293, 297441), (8091, 231343), (18879, 99147), (33049, 56637)]