218336521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 251475840

約数和(自身を除く): 33139319

約数列:

[1, 13, 41, 53, 59, 131, 533, 689, 767, 1703, 2173, 2419, 3127, 5371, 6943, 7729, 28249, 31447, 40651, 69823, 90259, 100477, 128207, 284663, 316889, 409637, 1666691, 3700619, 4119557, 5325281, 16795117, 218336521]

約数ペア:

[(1, 218336521), (13, 16795117), (41, 5325281), (53, 4119557), (59, 3700619), (131, 1666691), (533, 409637), (689, 316889), (767, 284663), (1703, 128207), (2173, 100477), (2419, 90259), (3127, 69823), (5371, 40651), (6943, 31447), (7729, 28249)]