197420702985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1721}}^1\times {\mathrm{12197}}^1$

素因数の和:13959

約数の個数: 96

約数和(自身を含む): 393212776320

約数和(自身を除く): 195792073335

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1721, 1881, 3135, 5163, 8605, 9405, 12197, 15489, 18931, 25815, 32699, 36591, 56793, 60985, 77445, 94655, 98097, 109773, 134167, 163495, 170379, 182955, 231743, 283965, 294291, 359689, 402501, 490485, 548865, 670835, 695229, 851895, 1079067, 1158715, 1207503, 1471455, 1798445, 2012505, 2085687, 2549173, 3237201, 3476145, 5395335, 6037515, 7647519, 10428435, 12745865, 16186005, 20991037, 22942557, 38237595, 62973111, 104955185, 114712785, 188919333, 230901407, 314865555, 398829703, 692704221, 944596665, 1154507035, 1196489109, 1994148515, 2078112663, 3463521105, 3589467327, 4387126733, 5982445545, 10390563315, 13161380199, 17947336635, 21935633665, 39484140597, 65806900995, 197420702985]

約数ペア:

[(1, 197420702985), (3, 65806900995), (5, 39484140597), (9, 21935633665), (11, 17947336635), (15, 13161380199), (19, 10390563315), (33, 5982445545), (45, 4387126733), (55, 3589467327), (57, 3463521105), (95, 2078112663), (99, 1994148515), (165, 1196489109), (171, 1154507035), (209, 944596665), (285, 692704221), (495, 398829703), (627, 314865555), (855, 230901407), (1045, 188919333), (1721, 114712785), (1881, 104955185), (3135, 62973111), (5163, 38237595), (8605, 22942557), (9405, 20991037), (12197, 16186005), (15489, 12745865), (18931, 10428435), (25815, 7647519), (32699, 6037515), (36591, 5395335), (56793, 3476145), (60985, 3237201), (77445, 2549173), (94655, 2085687), (98097, 2012505), (109773, 1798445), (134167, 1471455), (163495, 1207503), (170379, 1158715), (182955, 1079067), (231743, 851895), (283965, 695229), (294291, 670835), (359689, 548865), (402501, 490485)]