209849475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2251}}^1$

素因数の和:2388

約数の個数: 48

約数和(自身を含む): 382011264

約数和(自身を除く): 172161789

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 113, 165, 275, 339, 565, 825, 1243, 1695, 2251, 2825, 3729, 6215, 6753, 8475, 11255, 18645, 24761, 31075, 33765, 56275, 74283, 93225, 123805, 168825, 254363, 371415, 619025, 763089, 1271815, 1857075, 2797993, 3815445, 6359075, 8393979, 13989965, 19077225, 41969895, 69949825, 209849475]

約数ペア:

[(1, 209849475), (3, 69949825), (5, 41969895), (11, 19077225), (15, 13989965), (25, 8393979), (33, 6359075), (55, 3815445), (75, 2797993), (113, 1857075), (165, 1271815), (275, 763089), (339, 619025), (565, 371415), (825, 254363), (1243, 168825), (1695, 123805), (2251, 93225), (2825, 74283), (3729, 56275), (6215, 33765), (6753, 31075), (8475, 24761), (11255, 18645)]