78873603417

素因数分解:

$3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1977823}}^1$

素因数の和:1978050

約数の個数: 32

約数和(自身を含む): 134175580160

約数和(自身を除く): 55301976743

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 211, 633, 1477, 1899, 4431, 5697, 13293, 39879, 1977823, 5933469, 13844761, 17800407, 41534283, 53401221, 124602849, 373808547, 417320653, 1251961959, 2921244571, 3755885877, 8763733713, 11267657631, 26291201139, 78873603417]

約数ペア:

[(1, 78873603417), (3, 26291201139), (7, 11267657631), (9, 8763733713), (21, 3755885877), (27, 2921244571), (63, 1251961959), (189, 417320653), (211, 373808547), (633, 124602849), (1477, 53401221), (1899, 41534283), (4431, 17800407), (5697, 13844761), (13293, 5933469), (39879, 1977823)]