72861957

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5281}}^1$

素因数の和:5370

約数の個数: 32

約数和(自身を含む): 125077760

約数和(自身を除く): 52215803

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1533, 1971, 4599, 5281, 13797, 15843, 36967, 47529, 110901, 142587, 332703, 385513, 998109, 1156539, 2698591, 3469617, 8095773, 10408851, 24287319, 72861957]

約数ペア:

[(1, 72861957), (3, 24287319), (7, 10408851), (9, 8095773), (21, 3469617), (27, 2698591), (63, 1156539), (73, 998109), (189, 385513), (219, 332703), (511, 142587), (657, 110901), (1533, 47529), (1971, 36967), (4599, 15843), (5281, 13797)]