266989485

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{51893}}^1$

素因数の和:51922

約数の個数: 32

約数和(自身を含む): 498182400

約数和(自身を除く): 231192915

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 51893, 155679, 259465, 363251, 778395, 1089753, 1816255, 2542757, 5448765, 7628271, 12713785, 17799299, 38141355, 53397897, 88996495, 266989485]

約数ペア:

[(1, 266989485), (3, 88996495), (5, 53397897), (7, 38141355), (15, 17799299), (21, 12713785), (35, 7628271), (49, 5448765), (105, 2542757), (147, 1816255), (245, 1089753), (343, 778395), (735, 363251), (1029, 259465), (1715, 155679), (5145, 51893)]