16247665

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 24820992

約数和(自身を除く): 8573327

約数列:

[1, 5, 7, 17, 35, 47, 49, 83, 85, 119, 235, 245, 329, 415, 581, 595, 799, 833, 1411, 1645, 2303, 2905, 3901, 3995, 4067, 4165, 5593, 7055, 9877, 11515, 19505, 20335, 27307, 27965, 39151, 49385, 66317, 69139, 136535, 191149, 195755, 331585, 345695, 464219, 955745, 2321095, 3249533, 16247665]

約数ペア:

[(1, 16247665), (5, 3249533), (7, 2321095), (17, 955745), (35, 464219), (47, 345695), (49, 331585), (83, 195755), (85, 191149), (119, 136535), (235, 69139), (245, 66317), (329, 49385), (415, 39151), (581, 27965), (595, 27307), (799, 20335), (833, 19505), (1411, 11515), (1645, 9877), (2303, 7055), (2905, 5593), (3901, 4165), (3995, 4067)]