1972503819

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{170293}}^1$

素因数の和:170329

約数の個数: 40

約数和(自身を含む): 3461736432

約数和(自身を除く): 1489232613

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 3861, 11583, 170293, 510879, 1532637, 1873223, 2213809, 4597911, 5619669, 6641427, 13793733, 16859007, 19924281, 24351899, 50577021, 59772843, 73055697, 151731063, 179318529, 219167091, 657501273, 1972503819]

約数ペア:

[(1, 1972503819), (3, 657501273), (9, 219167091), (11, 179318529), (13, 151731063), (27, 73055697), (33, 59772843), (39, 50577021), (81, 24351899), (99, 19924281), (117, 16859007), (143, 13793733), (297, 6641427), (351, 5619669), (429, 4597911), (891, 2213809), (1053, 1873223), (1287, 1532637), (3861, 510879), (11583, 170293)]