202921095

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1572

約数の個数: 64

約数和(自身を含む): 379499904

約数和(自身を除く): 176578809

約数列:

[1, 3, 5, 13, 15, 17, 39, 41, 51, 65, 85, 123, 195, 205, 221, 255, 533, 615, 663, 697, 1105, 1493, 1599, 2091, 2665, 3315, 3485, 4479, 7465, 7995, 9061, 10455, 19409, 22395, 25381, 27183, 45305, 58227, 61213, 76143, 97045, 126905, 135915, 183639, 291135, 306065, 329953, 380715, 795769, 918195, 989859, 1040621, 1649765, 2387307, 3121863, 3978845, 4949295, 5203105, 11936535, 13528073, 15609315, 40584219, 67640365, 202921095]

約数ペア:

[(1, 202921095), (3, 67640365), (5, 40584219), (13, 15609315), (15, 13528073), (17, 11936535), (39, 5203105), (41, 4949295), (51, 3978845), (65, 3121863), (85, 2387307), (123, 1649765), (195, 1040621), (205, 989859), (221, 918195), (255, 795769), (533, 380715), (615, 329953), (663, 306065), (697, 291135), (1105, 183639), (1493, 135915), (1599, 126905), (2091, 97045), (2665, 76143), (3315, 61213), (3485, 58227), (4479, 45305), (7465, 27183), (7995, 25381), (9061, 22395), (10455, 19409)]