81213690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{117701}}^1$

素因数の和:117734

約数の個数: 32

約数和(自身を含む): 203389056

約数和(自身を除く): 122175366

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 117701, 235402, 353103, 588505, 706206, 1177010, 1765515, 2707123, 3531030, 5414246, 8121369, 13535615, 16242738, 27071230, 40606845, 81213690]

約数ペア:

[(1, 81213690), (2, 40606845), (3, 27071230), (5, 16242738), (6, 13535615), (10, 8121369), (15, 5414246), (23, 3531030), (30, 2707123), (46, 1765515), (69, 1177010), (115, 706206), (138, 588505), (230, 353103), (345, 235402), (690, 117701)]