71992921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 104509440

約数和(自身を除く): 32516519

約数列:

[1, 7, 11, 13, 23, 53, 59, 77, 91, 143, 161, 253, 299, 371, 413, 583, 649, 689, 767, 1001, 1219, 1357, 1771, 2093, 3127, 3289, 4081, 4543, 4823, 5369, 7579, 8437, 8533, 9499, 13409, 14927, 15847, 17641, 21889, 23023, 34397, 40651, 53053, 59059, 71921, 93863, 104489, 110929, 123487, 174317, 194051, 240779, 284557, 447161, 503447, 791131, 934973, 1220219, 1358357, 3130127, 5537917, 6544811, 10284703, 71992921]

約数ペア:

[(1, 71992921), (7, 10284703), (11, 6544811), (13, 5537917), (23, 3130127), (53, 1358357), (59, 1220219), (77, 934973), (91, 791131), (143, 503447), (161, 447161), (253, 284557), (299, 240779), (371, 194051), (413, 174317), (583, 123487), (649, 110929), (689, 104489), (767, 93863), (1001, 71921), (1219, 59059), (1357, 53053), (1771, 40651), (2093, 34397), (3127, 23023), (3289, 21889), (4081, 17641), (4543, 15847), (4823, 14927), (5369, 13409), (7579, 9499), (8437, 8533)]