214930375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{433}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 309542688

約数和(自身を除く): 94612313

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 361, 433, 475, 1045, 1375, 1805, 2165, 2375, 3971, 4763, 5225, 8227, 9025, 10825, 19855, 23815, 26125, 41135, 45125, 54125, 90497, 99275, 119075, 156313, 205675, 452485, 496375, 595375, 781565, 1028375, 1719443, 2262425, 3907825, 8597215, 11312125, 19539125, 42986075, 214930375]

約数ペア:

[(1, 214930375), (5, 42986075), (11, 19539125), (19, 11312125), (25, 8597215), (55, 3907825), (95, 2262425), (125, 1719443), (209, 1028375), (275, 781565), (361, 595375), (433, 496375), (475, 452485), (1045, 205675), (1375, 156313), (1805, 119075), (2165, 99275), (2375, 90497), (3971, 54125), (4763, 45125), (5225, 41135), (8227, 26125), (9025, 23815), (10825, 19855)]