16200639

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 29213184

約数和(自身を除く): 13012545

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 131, 151, 273, 393, 453, 819, 917, 1057, 1179, 1359, 1703, 1963, 2751, 3171, 5109, 5889, 8253, 9513, 11921, 13741, 15327, 17667, 19781, 35763, 41223, 59343, 107289, 123669, 138467, 178029, 257153, 415401, 771459, 1246203, 1800071, 2314377, 5400213, 16200639]

約数ペア:

[(1, 16200639), (3, 5400213), (7, 2314377), (9, 1800071), (13, 1246203), (21, 771459), (39, 415401), (63, 257153), (91, 178029), (117, 138467), (131, 123669), (151, 107289), (273, 59343), (393, 41223), (453, 35763), (819, 19781), (917, 17667), (1057, 15327), (1179, 13741), (1359, 11921), (1703, 9513), (1963, 8253), (2751, 5889), (3171, 5109)]