78902406

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2178

約数の個数: 72

約数和(自身を含む): 199056312

約数和(自身を除く): 120153906

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 51, 66, 99, 102, 121, 153, 187, 198, 242, 306, 363, 374, 561, 726, 1089, 1122, 1683, 2057, 2131, 2178, 3366, 4114, 4262, 6171, 6393, 12342, 12786, 18513, 19179, 23441, 36227, 37026, 38358, 46882, 70323, 72454, 108681, 140646, 210969, 217362, 257851, 326043, 398497, 421938, 515702, 652086, 773553, 796994, 1195491, 1547106, 2320659, 2390982, 3586473, 4383467, 4641318, 7172946, 8766934, 13150401, 26300802, 39451203, 78902406]

約数ペア:

[(1, 78902406), (2, 39451203), (3, 26300802), (6, 13150401), (9, 8766934), (11, 7172946), (17, 4641318), (18, 4383467), (22, 3586473), (33, 2390982), (34, 2320659), (51, 1547106), (66, 1195491), (99, 796994), (102, 773553), (121, 652086), (153, 515702), (187, 421938), (198, 398497), (242, 326043), (306, 257851), (363, 217362), (374, 210969), (561, 140646), (726, 108681), (1089, 72454), (1122, 70323), (1683, 46882), (2057, 38358), (2131, 37026), (2178, 36227), (3366, 23441), (4114, 19179), (4262, 18513), (6171, 12786), (6393, 12342)]