2215996916

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{1861}}^1$

素因数の和:1981

約数の個数: 72

約数和(自身を含む): 4737285504

約数和(自身を除く): 2521288588

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 602, 644, 989, 1204, 1849, 1861, 1978, 3698, 3722, 3956, 6923, 7396, 7444, 12943, 13027, 13846, 25886, 26054, 27692, 42527, 42803, 51772, 52108, 80023, 85054, 85606, 160046, 170108, 171212, 297689, 299621, 320092, 560161, 595378, 599242, 1120322, 1190756, 1198484, 1840529, 2240644, 3440989, 3681058, 6881978, 7362116, 12883703, 13763956, 24086923, 25767406, 48173846, 51534812, 79142747, 96347692, 158285494, 316570988, 553999229, 1107998458, 2215996916]

約数ペア:

[(1, 2215996916), (2, 1107998458), (4, 553999229), (7, 316570988), (14, 158285494), (23, 96347692), (28, 79142747), (43, 51534812), (46, 48173846), (86, 25767406), (92, 24086923), (161, 13763956), (172, 12883703), (301, 7362116), (322, 6881978), (602, 3681058), (644, 3440989), (989, 2240644), (1204, 1840529), (1849, 1198484), (1861, 1190756), (1978, 1120322), (3698, 599242), (3722, 595378), (3956, 560161), (6923, 320092), (7396, 299621), (7444, 297689), (12943, 171212), (13027, 170108), (13846, 160046), (25886, 85606), (26054, 85054), (27692, 80023), (42527, 52108), (42803, 51772)]