16882215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 31868928

約数和(自身を除く): 14986713

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 103, 105, 147, 223, 245, 309, 515, 669, 721, 735, 1115, 1545, 1561, 2163, 3345, 3605, 4683, 5047, 7805, 10815, 10927, 15141, 22969, 23415, 25235, 32781, 54635, 68907, 75705, 114845, 160783, 163905, 344535, 482349, 803915, 1125481, 2411745, 3376443, 5627405, 16882215]

約数ペア:

[(1, 16882215), (3, 5627405), (5, 3376443), (7, 2411745), (15, 1125481), (21, 803915), (35, 482349), (49, 344535), (103, 163905), (105, 160783), (147, 114845), (223, 75705), (245, 68907), (309, 54635), (515, 32781), (669, 25235), (721, 23415), (735, 22969), (1115, 15141), (1545, 10927), (1561, 10815), (2163, 7805), (3345, 5047), (3605, 4683)]