1220807809

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 1389024000

約数和(自身を除く): 168216191

約数列:

[1, 13, 29, 103, 149, 211, 377, 1339, 1937, 2743, 2987, 4321, 6119, 15347, 21733, 31439, 38831, 56173, 79547, 199511, 282529, 408707, 445063, 630257, 911731, 3238217, 5785819, 8193341, 11852503, 42096821, 93908293, 1220807809]

約数ペア:

[(1, 1220807809), (13, 93908293), (29, 42096821), (103, 11852503), (149, 8193341), (211, 5785819), (377, 3238217), (1339, 911731), (1937, 630257), (2743, 445063), (2987, 408707), (4321, 282529), (6119, 199511), (15347, 79547), (21733, 56173), (31439, 38831)]