42252561

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 70324800

約数和(自身を除く): 28072239

約数列:

[1, 3, 9, 13, 19, 39, 57, 83, 117, 171, 229, 247, 249, 687, 741, 747, 1079, 1577, 2061, 2223, 2977, 3237, 4351, 4731, 8931, 9711, 13053, 14193, 19007, 20501, 26793, 39159, 56563, 57021, 61503, 169689, 171063, 184509, 247091, 361133, 509067, 741273, 1083399, 2223819, 3250197, 4694729, 14084187, 42252561]

約数ペア:

[(1, 42252561), (3, 14084187), (9, 4694729), (13, 3250197), (19, 2223819), (39, 1083399), (57, 741273), (83, 509067), (117, 361133), (171, 247091), (229, 184509), (247, 171063), (249, 169689), (687, 61503), (741, 57021), (747, 56563), (1079, 39159), (1577, 26793), (2061, 20501), (2223, 19007), (2977, 14193), (3237, 13053), (4351, 9711), (4731, 8931)]