691993731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{3499}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 1086624000

約数和(自身を除く): 394630269

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 461, 1383, 3499, 5071, 5993, 10497, 15213, 17979, 38489, 45487, 65923, 115467, 136461, 197769, 500357, 1501071, 1613039, 4839117, 17743429, 20969507, 53230287, 62908521, 230664577, 691993731]

約数ペア:

[(1, 691993731), (3, 230664577), (11, 62908521), (13, 53230287), (33, 20969507), (39, 17743429), (143, 4839117), (429, 1613039), (461, 1501071), (1383, 500357), (3499, 197769), (5071, 136461), (5993, 115467), (10497, 65923), (15213, 45487), (17979, 38489)]