28541695

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 42537600

約数和(自身を除く): 13995905

約数列:

[1, 5, 7, 13, 35, 65, 91, 149, 421, 455, 745, 1043, 1937, 2105, 2947, 5215, 5473, 9685, 13559, 14735, 27365, 38311, 62729, 67795, 191555, 313645, 439103, 815477, 2195515, 4077385, 5708339, 28541695]

約数ペア:

[(1, 28541695), (5, 5708339), (7, 4077385), (13, 2195515), (35, 815477), (65, 439103), (91, 313645), (149, 191555), (421, 67795), (455, 62729), (745, 38311), (1043, 27365), (1937, 14735), (2105, 13559), (2947, 9685), (5215, 5473)]