11709775

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 54

約数和(自身を含む): 18800880

約数和(自身を除く): 7091105

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 79, 121, 175, 245, 275, 385, 395, 539, 553, 605, 847, 869, 1225, 1925, 1975, 2695, 2765, 3025, 3871, 4235, 4345, 5929, 6083, 9559, 13475, 13825, 19355, 21175, 21725, 29645, 30415, 42581, 47795, 66913, 96775, 148225, 152075, 212905, 238975, 334565, 468391, 1064525, 1672825, 2341955, 11709775]

約数ペア:

[(1, 11709775), (5, 2341955), (7, 1672825), (11, 1064525), (25, 468391), (35, 334565), (49, 238975), (55, 212905), (77, 152075), (79, 148225), (121, 96775), (175, 66913), (245, 47795), (275, 42581), (385, 30415), (395, 29645), (539, 21725), (553, 21175), (605, 19355), (847, 13825), (869, 13475), (1225, 9559), (1925, 6083), (1975, 5929), (2695, 4345), (2765, 4235), (3025, 3871)]