30185865

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1111

約数の個数: 40

約数和(自身を含む): 54905928

約数和(自身を除く): 24720063

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 1021, 1095, 1971, 3063, 3285, 5105, 5913, 9189, 9855, 15315, 27567, 29565, 45945, 74533, 82701, 137835, 223599, 372665, 413505, 670797, 1117995, 2012391, 3353985, 6037173, 10061955, 30185865]

約数ペア:

[(1, 30185865), (3, 10061955), (5, 6037173), (9, 3353985), (15, 2012391), (27, 1117995), (45, 670797), (73, 413505), (81, 372665), (135, 223599), (219, 137835), (365, 82701), (405, 74533), (657, 45945), (1021, 29565), (1095, 27567), (1971, 15315), (3063, 9855), (3285, 9189), (5105, 5913)]