177205977

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 304805592

約数和(自身を除く): 127599615

約数列:

[1, 3, 9, 13, 17, 39, 41, 51, 53, 117, 123, 153, 159, 221, 369, 477, 533, 663, 689, 697, 901, 1599, 1681, 1989, 2067, 2091, 2173, 2703, 4797, 5043, 6201, 6273, 6519, 8109, 9061, 11713, 15129, 19557, 21853, 27183, 28249, 28577, 35139, 36941, 65559, 81549, 84747, 85731, 89093, 105417, 110823, 196677, 254241, 257193, 267279, 332469, 371501, 480233, 801837, 1114503, 1158209, 1440699, 1514581, 3343509, 3474627, 4322097, 4543743, 10423881, 13631229, 19689553, 59068659, 177205977]

約数ペア:

[(1, 177205977), (3, 59068659), (9, 19689553), (13, 13631229), (17, 10423881), (39, 4543743), (41, 4322097), (51, 3474627), (53, 3343509), (117, 1514581), (123, 1440699), (153, 1158209), (159, 1114503), (221, 801837), (369, 480233), (477, 371501), (533, 332469), (663, 267279), (689, 257193), (697, 254241), (901, 196677), (1599, 110823), (1681, 105417), (1989, 89093), (2067, 85731), (2091, 84747), (2173, 81549), (2703, 65559), (4797, 36941), (5043, 35139), (6201, 28577), (6273, 28249), (6519, 27183), (8109, 21853), (9061, 19557), (11713, 15129)]