221401902

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{2143}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 451372032

約数和(自身を除く): 229970130

約数列:

[1, 2, 3, 6, 67, 134, 201, 257, 402, 514, 771, 1542, 2143, 4286, 6429, 12858, 17219, 34438, 51657, 103314, 143581, 287162, 430743, 550751, 861486, 1101502, 1652253, 3304506, 36900317, 73800634, 110700951, 221401902]

約数ペア:

[(1, 221401902), (2, 110700951), (3, 73800634), (6, 36900317), (67, 3304506), (134, 1652253), (201, 1101502), (257, 861486), (402, 550751), (514, 430743), (771, 287162), (1542, 143581), (2143, 103314), (4286, 51657), (6429, 34438), (12858, 17219)]