72485703

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 116812800

約数和(自身を除く): 44327097

約数列:

[1, 3, 9, 19, 29, 47, 57, 87, 141, 171, 261, 311, 423, 551, 893, 933, 1363, 1653, 2679, 2799, 4089, 4959, 5909, 8037, 9019, 12267, 14617, 17727, 25897, 27057, 43851, 53181, 77691, 81171, 131553, 171361, 233073, 277723, 423893, 514083, 833169, 1271679, 1542249, 2499507, 3815037, 8053967, 24161901, 72485703]

約数ペア:

[(1, 72485703), (3, 24161901), (9, 8053967), (19, 3815037), (29, 2499507), (47, 1542249), (57, 1271679), (87, 833169), (141, 514083), (171, 423893), (261, 277723), (311, 233073), (423, 171361), (551, 131553), (893, 81171), (933, 77691), (1363, 53181), (1653, 43851), (2679, 27057), (2799, 25897), (4089, 17727), (4959, 14617), (5909, 12267), (8037, 9019)]