258890996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9743}}^1$

素因数の和:9840

約数の個数: 48

約数和(自身を含む): 565307904

約数和(自身を除く): 306416908

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 3796, 6643, 9743, 13286, 19486, 26572, 38972, 68201, 126659, 136402, 253318, 272804, 506636, 711239, 886613, 1422478, 1773226, 2844956, 3546452, 4978673, 9246107, 9957346, 18492214, 19914692, 36984428, 64722749, 129445498, 258890996]

約数ペア:

[(1, 258890996), (2, 129445498), (4, 64722749), (7, 36984428), (13, 19914692), (14, 18492214), (26, 9957346), (28, 9246107), (52, 4978673), (73, 3546452), (91, 2844956), (146, 1773226), (182, 1422478), (292, 886613), (364, 711239), (511, 506636), (949, 272804), (1022, 253318), (1898, 136402), (2044, 126659), (3796, 68201), (6643, 38972), (9743, 26572), (13286, 19486)]