7915215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 16374960

約数和(自身を除く): 8459745

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 89, 105, 121, 147, 165, 231, 245, 267, 363, 385, 445, 539, 605, 623, 735, 847, 979, 1155, 1335, 1617, 1815, 1869, 2541, 2695, 2937, 3115, 4235, 4361, 4895, 5929, 6853, 8085, 9345, 10769, 12705, 13083, 14685, 17787, 20559, 21805, 29645, 32307, 34265, 47971, 53845, 65415, 75383, 88935, 102795, 143913, 161535, 226149, 239855, 376915, 527681, 719565, 1130745, 1583043, 2638405, 7915215]

約数ペア:

[(1, 7915215), (3, 2638405), (5, 1583043), (7, 1130745), (11, 719565), (15, 527681), (21, 376915), (33, 239855), (35, 226149), (49, 161535), (55, 143913), (77, 102795), (89, 88935), (105, 75383), (121, 65415), (147, 53845), (165, 47971), (231, 34265), (245, 32307), (267, 29645), (363, 21805), (385, 20559), (445, 17787), (539, 14685), (605, 13083), (623, 12705), (735, 10769), (847, 9345), (979, 8085), (1155, 6853), (1335, 5929), (1617, 4895), (1815, 4361), (1869, 4235), (2541, 3115), (2695, 2937)]