2051278515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{28979}}^1$

素因数の和:29025

約数の個数: 72

約数和(自身を含む): 4208939280

約数和(自身を除く): 2157660765

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 121, 143, 165, 195, 363, 429, 495, 585, 605, 715, 1089, 1287, 1573, 1815, 2145, 4719, 5445, 6435, 7865, 14157, 23595, 28979, 70785, 86937, 144895, 260811, 318769, 376727, 434685, 956307, 1130181, 1304055, 1593845, 1883635, 2868921, 3390543, 3506459, 4143997, 4781535, 5650905, 10519377, 12431991, 14344605, 16952715, 17532295, 20719985, 31558131, 37295973, 45583967, 52596885, 62159955, 136751901, 157790655, 186479865, 227919835, 410255703, 683759505, 2051278515]

約数ペア:

[(1, 2051278515), (3, 683759505), (5, 410255703), (9, 227919835), (11, 186479865), (13, 157790655), (15, 136751901), (33, 62159955), (39, 52596885), (45, 45583967), (55, 37295973), (65, 31558131), (99, 20719985), (117, 17532295), (121, 16952715), (143, 14344605), (165, 12431991), (195, 10519377), (363, 5650905), (429, 4781535), (495, 4143997), (585, 3506459), (605, 3390543), (715, 2868921), (1089, 1883635), (1287, 1593845), (1573, 1304055), (1815, 1130181), (2145, 956307), (4719, 434685), (5445, 376727), (6435, 318769), (7865, 260811), (14157, 144895), (23595, 86937), (28979, 70785)]