223156905

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 363771648

約数和(自身を除く): 140614743

約数列:

[1, 3, 5, 15, 71, 213, 317, 355, 661, 951, 1065, 1585, 1983, 3305, 4755, 9915, 22507, 46931, 67521, 112535, 140793, 209537, 234655, 337605, 628611, 703965, 1047685, 3143055, 14877127, 44631381, 74385635, 223156905]

約数ペア:

[(1, 223156905), (3, 74385635), (5, 44631381), (15, 14877127), (71, 3143055), (213, 1047685), (317, 703965), (355, 628611), (661, 337605), (951, 234655), (1065, 209537), (1585, 140793), (1983, 112535), (3305, 67521), (4755, 46931), (9915, 22507)]