2197863381

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{6563}}^1$

素因数の和:7041

約数の個数: 32

約数和(自身を含む): 3448147968

約数和(自身を除く): 1250284587

約数列:

[1, 3, 7, 21, 37, 111, 259, 431, 777, 1293, 3017, 6563, 9051, 15947, 19689, 45941, 47841, 111629, 137823, 242831, 334887, 728493, 1699817, 2828653, 5099451, 8485959, 19800571, 59401713, 104660161, 313980483, 732621127, 2197863381]

約数ペア:

[(1, 2197863381), (3, 732621127), (7, 313980483), (21, 104660161), (37, 59401713), (111, 19800571), (259, 8485959), (431, 5099451), (777, 2828653), (1293, 1699817), (3017, 728493), (6563, 334887), (9051, 242831), (15947, 137823), (19689, 111629), (45941, 47841)]