205129617

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{38609}}^1$

素因数の和:38653

約数の個数: 32

約数和(自身を含む): 355829760

約数和(自身を除く): 150700143

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 38609, 115827, 270263, 424699, 810789, 888007, 1274097, 2664021, 2972893, 6216049, 8918679, 9768077, 18648147, 29304231, 68376539, 205129617]

約数ペア:

[(1, 205129617), (3, 68376539), (7, 29304231), (11, 18648147), (21, 9768077), (23, 8918679), (33, 6216049), (69, 2972893), (77, 2664021), (161, 1274097), (231, 888007), (253, 810789), (483, 424699), (759, 270263), (1771, 115827), (5313, 38609)]