222531375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 410042880

約数和(自身を除く): 187511505

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 73, 75, 125, 165, 219, 275, 365, 375, 739, 803, 825, 1095, 1375, 1825, 2217, 2409, 3695, 4015, 4125, 5475, 8129, 9125, 11085, 12045, 18475, 20075, 24387, 27375, 40645, 53947, 55425, 60225, 92375, 100375, 121935, 161841, 203225, 269735, 277125, 301125, 593417, 609675, 809205, 1016125, 1348675, 1780251, 2967085, 3048375, 4046025, 6743375, 8901255, 14835425, 20230125, 44506275, 74177125, 222531375]

約数ペア:

[(1, 222531375), (3, 74177125), (5, 44506275), (11, 20230125), (15, 14835425), (25, 8901255), (33, 6743375), (55, 4046025), (73, 3048375), (75, 2967085), (125, 1780251), (165, 1348675), (219, 1016125), (275, 809205), (365, 609675), (375, 593417), (739, 301125), (803, 277125), (825, 269735), (1095, 203225), (1375, 161841), (1825, 121935), (2217, 100375), (2409, 92375), (3695, 60225), (4015, 55425), (4125, 53947), (5475, 40645), (8129, 27375), (9125, 24387), (11085, 20075), (12045, 18475)]