23987747

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 6494173

約数列:

[1, 7, 19, 41, 53, 83, 133, 287, 371, 581, 779, 1007, 1577, 2173, 3403, 4399, 5453, 7049, 11039, 15211, 23821, 30793, 41287, 64657, 83581, 180359, 289009, 452599, 585067, 1262513, 3426821, 23987747]

約数ペア:

[(1, 23987747), (7, 3426821), (19, 1262513), (41, 585067), (53, 452599), (83, 289009), (133, 180359), (287, 83581), (371, 64657), (581, 41287), (779, 30793), (1007, 23821), (1577, 15211), (2173, 11039), (3403, 7049), (4399, 5453)]