221574045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4679}}^1$

素因数の和:4746

約数の個数: 64

約数和(自身を含む): 452874240

約数和(自身を除く): 231300195

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 41, 55, 77, 105, 123, 165, 205, 231, 287, 385, 451, 615, 861, 1155, 1353, 1435, 2255, 3157, 4305, 4679, 6765, 9471, 14037, 15785, 23395, 32753, 47355, 51469, 70185, 98259, 154407, 163765, 191839, 257345, 360283, 491295, 575517, 772035, 959195, 1080849, 1342873, 1801415, 2110229, 2877585, 4028619, 5404245, 6330687, 6714365, 10551145, 14771603, 20143095, 31653435, 44314809, 73858015, 221574045]

約数ペア:

[(1, 221574045), (3, 73858015), (5, 44314809), (7, 31653435), (11, 20143095), (15, 14771603), (21, 10551145), (33, 6714365), (35, 6330687), (41, 5404245), (55, 4028619), (77, 2877585), (105, 2110229), (123, 1801415), (165, 1342873), (205, 1080849), (231, 959195), (287, 772035), (385, 575517), (451, 491295), (615, 360283), (861, 257345), (1155, 191839), (1353, 163765), (1435, 154407), (2255, 98259), (3157, 70185), (4305, 51469), (4679, 47355), (6765, 32753), (9471, 23395), (14037, 15785)]