222721930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{7573}}^1$

素因数の和:7770

約数の個数: 32

約数和(自身を含む): 426991824

約数和(自身を除く): 204269894

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 865, 1730, 2941, 5882, 7573, 14705, 15146, 29410, 37865, 75730, 128741, 257482, 643705, 1287410, 1310129, 2620258, 6550645, 13101290, 22272193, 44544386, 111360965, 222721930]

約数ペア:

[(1, 222721930), (2, 111360965), (5, 44544386), (10, 22272193), (17, 13101290), (34, 6550645), (85, 2620258), (170, 1310129), (173, 1287410), (346, 643705), (865, 257482), (1730, 128741), (2941, 75730), (5882, 37865), (7573, 29410), (14705, 15146)]