1225804545

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{37781}}^1$

素因数の和:37902

約数の個数: 48

約数和(自身を含む): 2451900672

約数和(自身を除く): 1226096127

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 103, 105, 309, 315, 515, 721, 927, 1545, 2163, 3605, 4635, 6489, 10815, 32445, 37781, 113343, 188905, 264467, 340029, 566715, 793401, 1322335, 1700145, 2380203, 3891443, 3967005, 11674329, 11901015, 19457215, 27240101, 35022987, 58371645, 81720303, 136200505, 175114935, 245160909, 408601515, 1225804545]

約数ペア:

[(1, 1225804545), (3, 408601515), (5, 245160909), (7, 175114935), (9, 136200505), (15, 81720303), (21, 58371645), (35, 35022987), (45, 27240101), (63, 19457215), (103, 11901015), (105, 11674329), (309, 3967005), (315, 3891443), (515, 2380203), (721, 1700145), (927, 1322335), (1545, 793401), (2163, 566715), (3605, 340029), (4635, 264467), (6489, 188905), (10815, 113343), (32445, 37781)]