219495315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59243}}^1$

素因数の和:59283

約数の個数: 32

約数和(自身を含む): 398119680

約数和(自身を除く): 178624365

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 59243, 177729, 296215, 770159, 888645, 1125617, 2310477, 3376851, 3850795, 5628085, 11552385, 14633021, 16884255, 43899063, 73165105, 219495315]

約数ペア:

[(1, 219495315), (3, 73165105), (5, 43899063), (13, 16884255), (15, 14633021), (19, 11552385), (39, 5628085), (57, 3850795), (65, 3376851), (95, 2310477), (195, 1125617), (247, 888645), (285, 770159), (741, 296215), (1235, 177729), (3705, 59243)]