780038103

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{24481}}^1$

素因数の和:24559

約数の個数: 32

約数和(自身を含む): 1206472960

約数和(自身を除く): 426434857

約数列:

[1, 3, 13, 19, 39, 43, 57, 129, 247, 559, 741, 817, 1677, 2451, 10621, 24481, 31863, 73443, 318253, 465139, 954759, 1052683, 1395417, 3158049, 6046807, 13684879, 18140421, 20000977, 41054637, 60002931, 260012701, 780038103]

約数ペア:

[(1, 780038103), (3, 260012701), (13, 60002931), (19, 41054637), (39, 20000977), (43, 18140421), (57, 13684879), (129, 6046807), (247, 3158049), (559, 1395417), (741, 1052683), (817, 954759), (1677, 465139), (2451, 318253), (10621, 73443), (24481, 31863)]