207978363

素因数分解:

$3^2\times {\mathrm{41}}^2\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:380

約数の個数: 36

約数和(自身を含む): 314481960

約数和(自身を除く): 106503597

約数列:

[1, 3, 9, 41, 59, 123, 177, 233, 369, 531, 699, 1681, 2097, 2419, 5043, 7257, 9553, 13747, 15129, 21771, 28659, 41241, 85977, 99179, 123723, 297537, 391673, 563627, 892611, 1175019, 1690881, 3525057, 5072643, 23108707, 69326121, 207978363]

約数ペア:

[(1, 207978363), (3, 69326121), (9, 23108707), (41, 5072643), (59, 3525057), (123, 1690881), (177, 1175019), (233, 892611), (369, 563627), (531, 391673), (699, 297537), (1681, 123723), (2097, 99179), (2419, 85977), (5043, 41241), (7257, 28659), (9553, 21771), (13747, 15129)]