2821000365

素因数分解:

$3^8\times 5^1\times {\mathrm{113}}^1\times {\mathrm{761}}^1$

素因数の和:903

約数の個数: 72

約数和(自身を含む): 5129207928

約数和(自身を除く): 2308207563

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 113, 135, 243, 339, 405, 565, 729, 761, 1017, 1215, 1695, 2187, 2283, 3051, 3645, 3805, 5085, 6561, 6849, 9153, 10935, 11415, 15255, 20547, 27459, 32805, 34245, 45765, 61641, 82377, 85993, 102735, 137295, 184923, 247131, 257979, 308205, 411885, 429965, 554769, 741393, 773937, 924615, 1235655, 1289895, 1664307, 2321811, 2773845, 3706965, 3869685, 4992921, 6965433, 8321535, 11609055, 20896299, 24964605, 34827165, 62688897, 104481495, 188066691, 313444485, 564200073, 940333455, 2821000365]

約数ペア:

[(1, 2821000365), (3, 940333455), (5, 564200073), (9, 313444485), (15, 188066691), (27, 104481495), (45, 62688897), (81, 34827165), (113, 24964605), (135, 20896299), (243, 11609055), (339, 8321535), (405, 6965433), (565, 4992921), (729, 3869685), (761, 3706965), (1017, 2773845), (1215, 2321811), (1695, 1664307), (2187, 1289895), (2283, 1235655), (3051, 924615), (3645, 773937), (3805, 741393), (5085, 554769), (6561, 429965), (6849, 411885), (9153, 308205), (10935, 257979), (11415, 247131), (15255, 184923), (20547, 137295), (27459, 102735), (32805, 85993), (34245, 82377), (45765, 61641)]