15349495

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 23113728

約数和(自身を除く): 7764233

約数列:

[1, 5, 7, 31, 35, 43, 47, 49, 155, 215, 217, 235, 245, 301, 329, 1085, 1333, 1457, 1505, 1519, 1645, 2021, 2107, 2303, 6665, 7285, 7595, 9331, 10105, 10199, 10535, 11515, 14147, 46655, 50995, 62651, 65317, 70735, 71393, 99029, 313255, 326585, 356965, 438557, 495145, 2192785, 3069899, 15349495]

約数ペア:

[(1, 15349495), (5, 3069899), (7, 2192785), (31, 495145), (35, 438557), (43, 356965), (47, 326585), (49, 313255), (155, 99029), (215, 71393), (217, 70735), (235, 65317), (245, 62651), (301, 50995), (329, 46655), (1085, 14147), (1333, 11515), (1457, 10535), (1505, 10199), (1519, 10105), (1645, 9331), (2021, 7595), (2107, 7285), (2303, 6665)]