15998972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 32895072

約数和(自身を除く): 16896100

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 73, 146, 187, 292, 293, 374, 586, 748, 803, 1172, 1241, 1606, 2482, 3212, 3223, 4964, 4981, 6446, 9962, 12892, 13651, 19924, 21389, 27302, 42778, 54604, 54791, 85556, 109582, 219164, 235279, 363613, 470558, 727226, 941116, 1454452, 3999743, 7999486, 15998972]

約数ペア:

[(1, 15998972), (2, 7999486), (4, 3999743), (11, 1454452), (17, 941116), (22, 727226), (34, 470558), (44, 363613), (68, 235279), (73, 219164), (146, 109582), (187, 85556), (292, 54791), (293, 54604), (374, 42778), (586, 27302), (748, 21389), (803, 19924), (1172, 13651), (1241, 12892), (1606, 9962), (2482, 6446), (3212, 4981), (3223, 4964)]