420345835

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{48623}}^1$

素因数の和:48667

約数の個数: 32

約数和(自身を含む): 653506560

約数和(自身を除く): 233160725

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 48623, 243115, 340361, 632099, 923837, 1701805, 3160495, 4424693, 4619185, 6466859, 12009881, 22123465, 32334295, 60049405, 84069167, 420345835]

約数ペア:

[(1, 420345835), (5, 84069167), (7, 60049405), (13, 32334295), (19, 22123465), (35, 12009881), (65, 6466859), (91, 4619185), (95, 4424693), (133, 3160495), (247, 1701805), (455, 923837), (665, 632099), (1235, 340361), (1729, 243115), (8645, 48623)]