2021887735

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 3074125824

約数和(自身を除く): 1052238089

約数列:

[1, 5, 7, 31, 35, 41, 43, 49, 151, 155, 205, 215, 217, 245, 287, 301, 755, 1057, 1085, 1271, 1333, 1435, 1505, 1519, 1763, 2009, 2107, 4681, 5285, 6191, 6355, 6493, 6665, 7399, 7595, 8815, 8897, 9331, 10045, 10535, 12341, 23405, 30955, 32465, 32767, 36995, 43337, 44485, 45451, 46655, 54653, 61705, 62279, 65317, 86387, 163835, 191921, 201283, 216685, 227255, 229369, 266213, 273265, 303359, 311395, 318157, 326585, 382571, 431935, 959605, 1006415, 1146845, 1331065, 1343447, 1408981, 1516795, 1590785, 1863491, 1912855, 2677997, 6717235, 7044905, 8252603, 9317455, 9404129, 9862867, 13044437, 13389985, 41263015, 47020645, 49314335, 57768221, 65222185, 288841105, 404377547, 2021887735]

約数ペア:

[(1, 2021887735), (5, 404377547), (7, 288841105), (31, 65222185), (35, 57768221), (41, 49314335), (43, 47020645), (49, 41263015), (151, 13389985), (155, 13044437), (205, 9862867), (215, 9404129), (217, 9317455), (245, 8252603), (287, 7044905), (301, 6717235), (755, 2677997), (1057, 1912855), (1085, 1863491), (1271, 1590785), (1333, 1516795), (1435, 1408981), (1505, 1343447), (1519, 1331065), (1763, 1146845), (2009, 1006415), (2107, 959605), (4681, 431935), (5285, 382571), (6191, 326585), (6355, 318157), (6493, 311395), (6665, 303359), (7399, 273265), (7595, 266213), (8815, 229369), (8897, 227255), (9331, 216685), (10045, 201283), (10535, 191921), (12341, 163835), (23405, 86387), (30955, 65317), (32465, 62279), (32767, 61705), (36995, 54653), (43337, 46655), (44485, 45451)]