161215548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{12451}}^1$

素因数の和:12554

約数の個数: 48

約数和(自身を含む): 410019456

約数和(自身を除く): 248803908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 83, 156, 166, 249, 332, 498, 996, 1079, 2158, 3237, 4316, 6474, 12451, 12948, 24902, 37353, 49804, 74706, 149412, 161863, 323726, 485589, 647452, 971178, 1033433, 1942356, 2066866, 3100299, 4133732, 6200598, 12401196, 13434629, 26869258, 40303887, 53738516, 80607774, 161215548]

約数ペア:

[(1, 161215548), (2, 80607774), (3, 53738516), (4, 40303887), (6, 26869258), (12, 13434629), (13, 12401196), (26, 6200598), (39, 4133732), (52, 3100299), (78, 2066866), (83, 1942356), (156, 1033433), (166, 971178), (249, 647452), (332, 485589), (498, 323726), (996, 161863), (1079, 149412), (2158, 74706), (3237, 49804), (4316, 37353), (6474, 24902), (12451, 12948)]