409250348

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{414221}}^1$

素因数の和:414257

約数の個数: 24

約数和(自身を含む): 811875120

約数和(自身を除く): 402624772

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 414221, 828442, 1656884, 5384873, 7870199, 10769746, 15740398, 21539492, 31480796, 102312587, 204625174, 409250348]

約数ペア:

[(1, 409250348), (2, 204625174), (4, 102312587), (13, 31480796), (19, 21539492), (26, 15740398), (38, 10769746), (52, 7870199), (76, 5384873), (247, 1656884), (494, 828442), (988, 414221)]