617661561

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 968937984

約数和(自身を除く): 351276423

約数列:

[1, 3, 11, 17, 33, 51, 101, 121, 187, 303, 363, 561, 991, 1111, 1717, 2057, 2973, 3333, 5151, 6171, 10901, 12221, 16847, 18887, 32703, 36663, 50541, 56661, 100091, 119911, 185317, 207757, 300273, 359733, 555951, 623271, 1101001, 1701547, 2038487, 3303003, 5104641, 6115461, 12111011, 18717017, 36333033, 56151051, 205887187, 617661561]

約数ペア:

[(1, 617661561), (3, 205887187), (11, 56151051), (17, 36333033), (33, 18717017), (51, 12111011), (101, 6115461), (121, 5104641), (187, 3303003), (303, 2038487), (363, 1701547), (561, 1101001), (991, 623271), (1111, 555951), (1717, 359733), (2057, 300273), (2973, 207757), (3333, 185317), (5151, 119911), (6171, 100091), (10901, 56661), (12221, 50541), (16847, 36663), (18887, 32703)]