12120031

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 16422912

約数和(自身を除く): 4302881

約数列:

[1, 7, 11, 17, 47, 77, 119, 187, 197, 329, 517, 799, 1309, 1379, 2167, 3349, 3619, 5593, 8789, 9259, 15169, 23443, 36839, 61523, 64813, 101849, 157403, 257873, 712943, 1101821, 1731433, 12120031]

約数ペア:

[(1, 12120031), (7, 1731433), (11, 1101821), (17, 712943), (47, 257873), (77, 157403), (119, 101849), (187, 64813), (197, 61523), (329, 36839), (517, 23443), (799, 15169), (1309, 9259), (1379, 8789), (2167, 5593), (3349, 3619)]