206521308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{743}}^1\times {\mathrm{1103}}^1$

素因数の和:1863

約数の個数: 72

約数和(自身を含む): 597961728

約数和(自身を除く): 391440420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 743, 1103, 1486, 2206, 2229, 2972, 3309, 4412, 4458, 5201, 6618, 6687, 7721, 8916, 9927, 10402, 13236, 13374, 15442, 15603, 19854, 20804, 23163, 26748, 30884, 31206, 39708, 46326, 46809, 62412, 69489, 92652, 93618, 138978, 187236, 277956, 819529, 1639058, 2458587, 3278116, 4917174, 5736703, 7375761, 9834348, 11473406, 14751522, 17210109, 22946812, 29503044, 34420218, 51630327, 68840436, 103260654, 206521308]

約数ペア:

[(1, 206521308), (2, 103260654), (3, 68840436), (4, 51630327), (6, 34420218), (7, 29503044), (9, 22946812), (12, 17210109), (14, 14751522), (18, 11473406), (21, 9834348), (28, 7375761), (36, 5736703), (42, 4917174), (63, 3278116), (84, 2458587), (126, 1639058), (252, 819529), (743, 277956), (1103, 187236), (1486, 138978), (2206, 93618), (2229, 92652), (2972, 69489), (3309, 62412), (4412, 46809), (4458, 46326), (5201, 39708), (6618, 31206), (6687, 30884), (7721, 26748), (8916, 23163), (9927, 20804), (10402, 19854), (13236, 15603), (13374, 15442)]