201781738

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 326536704

約数和(自身を除く): 124754966

約数列:

[1, 2, 17, 34, 103, 157, 206, 314, 367, 734, 1751, 2669, 3502, 5338, 6239, 12478, 16171, 32342, 37801, 57619, 75602, 115238, 274907, 549814, 642617, 979523, 1285234, 1959046, 5934757, 11869514, 100890869, 201781738]

約数ペア:

[(1, 201781738), (2, 100890869), (17, 11869514), (34, 5934757), (103, 1959046), (157, 1285234), (206, 979523), (314, 642617), (367, 549814), (734, 274907), (1751, 115238), (2669, 75602), (3502, 57619), (5338, 37801), (6239, 32342), (12478, 16171)]