203427965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1297}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 279121920

約数和(自身を除く): 75693955

約数列:

[1, 5, 13, 19, 65, 95, 127, 247, 635, 1235, 1297, 1651, 2413, 6485, 8255, 12065, 16861, 24643, 31369, 84305, 123215, 156845, 164719, 320359, 823595, 1601795, 2141347, 3129661, 10706735, 15648305, 40685593, 203427965]

約数ペア:

[(1, 203427965), (5, 40685593), (13, 15648305), (19, 10706735), (65, 3129661), (95, 2141347), (127, 1601795), (247, 823595), (635, 320359), (1235, 164719), (1297, 156845), (1651, 123215), (2413, 84305), (6485, 31369), (8255, 24643), (12065, 16861)]