30203187

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 47775744

約数和(自身を除く): 17572557

約数列:

[1, 3, 7, 21, 47, 71, 141, 213, 329, 431, 497, 987, 1293, 1491, 3017, 3337, 9051, 10011, 20257, 23359, 30601, 60771, 70077, 91803, 141799, 214207, 425397, 642621, 1438247, 4314741, 10067729, 30203187]

約数ペア:

[(1, 30203187), (3, 10067729), (7, 4314741), (21, 1438247), (47, 642621), (71, 425397), (141, 214207), (213, 141799), (329, 91803), (431, 70077), (497, 60771), (987, 30601), (1293, 23359), (1491, 20257), (3017, 10011), (3337, 9051)]