187443081

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{13711}}^1$

素因数の和:13762

約数の個数: 36

約数和(自身を含む): 325138944

約数和(自身を除く): 137695863

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 441, 651, 1519, 1953, 4557, 13671, 13711, 41133, 95977, 123399, 287931, 425041, 671839, 863793, 1275123, 2015517, 2975287, 3825369, 6046551, 8925861, 20827009, 26777583, 62481027, 187443081]

約数ペア:

[(1, 187443081), (3, 62481027), (7, 26777583), (9, 20827009), (21, 8925861), (31, 6046551), (49, 3825369), (63, 2975287), (93, 2015517), (147, 1275123), (217, 863793), (279, 671839), (441, 425041), (651, 287931), (1519, 123399), (1953, 95977), (4557, 41133), (13671, 13711)]