16620237

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4723}}^1$

素因数の和:4769

約数の個数: 24

約数和(自身を含む): 26529984

約数和(自身を除く): 9909747

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 4723, 14169, 42507, 80291, 108629, 240873, 325887, 722619, 977661, 1846693, 5540079, 16620237]

約数ペア:

[(1, 16620237), (3, 5540079), (9, 1846693), (17, 977661), (23, 722619), (51, 325887), (69, 240873), (153, 108629), (207, 80291), (391, 42507), (1173, 14169), (3519, 4723)]