30881865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7949}}^1$

素因数の和:8001

約数の個数: 32

約数和(自身を含む): 58003200

約数和(自身を除く): 27121335

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 7949, 23847, 39745, 55643, 119235, 166929, 278215, 294113, 834645, 882339, 1470565, 2058791, 4411695, 6176373, 10293955, 30881865]

約数ペア:

[(1, 30881865), (3, 10293955), (5, 6176373), (7, 4411695), (15, 2058791), (21, 1470565), (35, 882339), (37, 834645), (105, 294113), (111, 278215), (185, 166929), (259, 119235), (555, 55643), (777, 39745), (1295, 23847), (3885, 7949)]