187061805

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{65983}}^1$

素因数の和:66007

約数の個数: 40

約数和(自身を含む): 383235072

約数和(自身を除く): 196173267

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 65983, 197949, 329915, 461881, 593847, 989745, 1385643, 1781541, 2309405, 2969235, 4156929, 5344623, 6928215, 8907705, 12470787, 20784645, 26723115, 37412361, 62353935, 187061805]

約数ペア:

[(1, 187061805), (3, 62353935), (5, 37412361), (7, 26723115), (9, 20784645), (15, 12470787), (21, 8907705), (27, 6928215), (35, 5344623), (45, 4156929), (63, 2969235), (81, 2309405), (105, 1781541), (135, 1385643), (189, 989745), (315, 593847), (405, 461881), (567, 329915), (945, 197949), (2835, 65983)]