211549173

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 136815627

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 89, 187, 209, 223, 267, 323, 561, 627, 669, 969, 979, 1513, 1691, 2453, 2937, 3553, 3791, 4237, 4539, 5073, 7359, 10659, 11373, 12711, 16643, 18601, 19847, 28747, 41701, 46607, 49929, 55803, 59541, 72029, 86241, 125103, 139821, 216087, 218317, 316217, 337399, 377093, 654951, 792319, 948651, 1012197, 1131279, 2376957, 3711389, 4148023, 6410581, 11134167, 12444069, 19231743, 70516391, 211549173]

約数ペア:

[(1, 211549173), (3, 70516391), (11, 19231743), (17, 12444069), (19, 11134167), (33, 6410581), (51, 4148023), (57, 3711389), (89, 2376957), (187, 1131279), (209, 1012197), (223, 948651), (267, 792319), (323, 654951), (561, 377093), (627, 337399), (669, 316217), (969, 218317), (979, 216087), (1513, 139821), (1691, 125103), (2453, 86241), (2937, 72029), (3553, 59541), (3791, 55803), (4237, 49929), (4539, 46607), (5073, 41701), (7359, 28747), (10659, 19847), (11373, 18601), (12711, 16643)]