2019487715

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{15641}}^1$

素因数の和:15708

約数の個数: 48

約数和(自身を含む): 3081348864

約数和(自身を除く): 1061861149

約数列:

[1, 5, 7, 17, 31, 35, 49, 85, 119, 155, 217, 245, 527, 595, 833, 1085, 1519, 2635, 3689, 4165, 7595, 15641, 18445, 25823, 78205, 109487, 129115, 265897, 484871, 547435, 766409, 1329485, 1861279, 2424355, 3394097, 3832045, 8242807, 9306395, 13028953, 16970485, 23758679, 41214035, 57699649, 65144765, 118793395, 288498245, 403897543, 2019487715]

約数ペア:

[(1, 2019487715), (5, 403897543), (7, 288498245), (17, 118793395), (31, 65144765), (35, 57699649), (49, 41214035), (85, 23758679), (119, 16970485), (155, 13028953), (217, 9306395), (245, 8242807), (527, 3832045), (595, 3394097), (833, 2424355), (1085, 1861279), (1519, 1329485), (2635, 766409), (3689, 547435), (4165, 484871), (7595, 265897), (15641, 129115), (18445, 109487), (25823, 78205)]