2017748985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{547}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 3983477760

約数和(自身を除く): 1965728775

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 43, 57, 95, 105, 129, 133, 215, 285, 301, 399, 547, 645, 665, 817, 903, 1505, 1641, 1849, 1995, 2451, 2735, 3829, 4085, 4515, 5547, 5719, 8205, 9245, 10393, 11487, 12255, 12943, 17157, 19145, 23521, 27735, 28595, 31179, 35131, 38829, 51965, 57435, 64715, 70563, 72751, 85785, 105393, 117605, 155895, 164647, 175655, 194145, 218253, 245917, 352815, 363755, 446899, 493941, 526965, 737751, 823235, 1011403, 1091265, 1229585, 1340697, 2234495, 2469705, 3034209, 3128293, 3688755, 5057015, 6703485, 7079821, 9384879, 15171045, 15641465, 19216657, 21239463, 35399105, 46924395, 57649971, 96083285, 106197315, 134516599, 288249855, 403549797, 672582995, 2017748985]

約数ペア:

[(1, 2017748985), (3, 672582995), (5, 403549797), (7, 288249855), (15, 134516599), (19, 106197315), (21, 96083285), (35, 57649971), (43, 46924395), (57, 35399105), (95, 21239463), (105, 19216657), (129, 15641465), (133, 15171045), (215, 9384879), (285, 7079821), (301, 6703485), (399, 5057015), (547, 3688755), (645, 3128293), (665, 3034209), (817, 2469705), (903, 2234495), (1505, 1340697), (1641, 1229585), (1849, 1091265), (1995, 1011403), (2451, 823235), (2735, 737751), (3829, 526965), (4085, 493941), (4515, 446899), (5547, 363755), (5719, 352815), (8205, 245917), (9245, 218253), (10393, 194145), (11487, 175655), (12255, 164647), (12943, 155895), (17157, 117605), (19145, 105393), (23521, 85785), (27735, 72751), (28595, 70563), (31179, 64715), (35131, 57435), (38829, 51965)]