123173295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2129}}^1$

素因数の和:2192

約数の個数: 64

約数和(自身を含む): 245376000

約数和(自身を除く): 122202705

約数列:

[1, 3, 5, 7, 15, 19, 21, 29, 35, 57, 87, 95, 105, 133, 145, 203, 285, 399, 435, 551, 609, 665, 1015, 1653, 1995, 2129, 2755, 3045, 3857, 6387, 8265, 10645, 11571, 14903, 19285, 31935, 40451, 44709, 57855, 61741, 74515, 121353, 185223, 202255, 223545, 283157, 308705, 432187, 606765, 849471, 926115, 1173079, 1296561, 1415785, 2160935, 3519237, 4247355, 5865395, 6482805, 8211553, 17596185, 24634659, 41057765, 123173295]

約数ペア:

[(1, 123173295), (3, 41057765), (5, 24634659), (7, 17596185), (15, 8211553), (19, 6482805), (21, 5865395), (29, 4247355), (35, 3519237), (57, 2160935), (87, 1415785), (95, 1296561), (105, 1173079), (133, 926115), (145, 849471), (203, 606765), (285, 432187), (399, 308705), (435, 283157), (551, 223545), (609, 202255), (665, 185223), (1015, 121353), (1653, 74515), (1995, 61741), (2129, 57855), (2755, 44709), (3045, 40451), (3857, 31935), (6387, 19285), (8265, 14903), (10645, 11571)]