197727495

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{38431}}^1$

素因数の和:38460

約数の個数: 32

約数和(自身を含む): 368947200

約数和(自身を除く): 171219705

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 38431, 115293, 192155, 269017, 576465, 807051, 1345085, 1883119, 4035255, 5649357, 9415595, 13181833, 28246785, 39545499, 65909165, 197727495]

約数ペア:

[(1, 197727495), (3, 65909165), (5, 39545499), (7, 28246785), (15, 13181833), (21, 9415595), (35, 5649357), (49, 4035255), (105, 1883119), (147, 1345085), (245, 807051), (343, 576465), (735, 269017), (1029, 192155), (1715, 115293), (5145, 38431)]