163923921

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 301916160

約数和(自身を除く): 137992239

約数列:

[1, 3, 7, 9, 21, 23, 29, 47, 63, 69, 83, 87, 141, 161, 203, 207, 249, 261, 329, 423, 483, 581, 609, 667, 747, 987, 1081, 1363, 1449, 1743, 1827, 1909, 2001, 2407, 2961, 3243, 3901, 4089, 4669, 5229, 5727, 6003, 7221, 7567, 9541, 9729, 11703, 12267, 13363, 14007, 16849, 17181, 21663, 22701, 27307, 28623, 31349, 35109, 40089, 42021, 50547, 55361, 68103, 81921, 85869, 89723, 94047, 113129, 120267, 151641, 166083, 219443, 245763, 269169, 282141, 339387, 387527, 498249, 628061, 658329, 791903, 807507, 1018161, 1162581, 1884183, 1974987, 2375709, 2601967, 3487743, 5652549, 7127127, 7805901, 18213769, 23417703, 54641307, 163923921]

約数ペア:

[(1, 163923921), (3, 54641307), (7, 23417703), (9, 18213769), (21, 7805901), (23, 7127127), (29, 5652549), (47, 3487743), (63, 2601967), (69, 2375709), (83, 1974987), (87, 1884183), (141, 1162581), (161, 1018161), (203, 807507), (207, 791903), (249, 658329), (261, 628061), (329, 498249), (423, 387527), (483, 339387), (581, 282141), (609, 269169), (667, 245763), (747, 219443), (987, 166083), (1081, 151641), (1363, 120267), (1449, 113129), (1743, 94047), (1827, 89723), (1909, 85869), (2001, 81921), (2407, 68103), (2961, 55361), (3243, 50547), (3901, 42021), (4089, 40089), (4669, 35109), (5229, 31349), (5727, 28623), (6003, 27307), (7221, 22701), (7567, 21663), (9541, 17181), (9729, 16849), (11703, 14007), (12267, 13363)]