15207789123

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{7577}}^1$

素因数の和:8009

約数の個数: 40

約数和(自身を含む): 23106837600

約数和(自身を除く): 7899048477

約数列:

[1, 3, 9, 27, 71, 81, 213, 349, 639, 1047, 1917, 3141, 5751, 7577, 9423, 22731, 24779, 28269, 68193, 74337, 204579, 223011, 537967, 613737, 669033, 1613901, 2007099, 2644373, 4841703, 7933119, 14525109, 23799357, 43575327, 71398071, 187750483, 214194213, 563251449, 1689754347, 5069263041, 15207789123]

約数ペア:

[(1, 15207789123), (3, 5069263041), (9, 1689754347), (27, 563251449), (71, 214194213), (81, 187750483), (213, 71398071), (349, 43575327), (639, 23799357), (1047, 14525109), (1917, 7933119), (3141, 4841703), (5751, 2644373), (7577, 2007099), (9423, 1613901), (22731, 669033), (24779, 613737), (28269, 537967), (68193, 223011), (74337, 204579)]