205512255

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117101}}^1$

素因数の和:117128

約数の個数: 32

約数和(自身を含む): 393462720

約数和(自身を除く): 187950465

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 117101, 351303, 585505, 1053909, 1522313, 1756515, 3161727, 4566939, 5269545, 7611565, 13700817, 15808635, 22834695, 41102451, 68504085, 205512255]

約数ペア:

[(1, 205512255), (3, 68504085), (5, 41102451), (9, 22834695), (13, 15808635), (15, 13700817), (27, 7611565), (39, 5269545), (45, 4566939), (65, 3161727), (117, 1756515), (135, 1522313), (195, 1053909), (351, 585505), (585, 351303), (1755, 117101)]